NO LINKS!!! For each table, tell whether represents a linear, exponential, inverse, or no relationship. Write an equation each table(if possible).​

NO LINKS!!! For Each Table, Tell Whether Represents A Linear, Exponential, Inverse, Or No Relationship.

Answers

Answer 1
        Answer:

    [tex]\large\boxed{\sf inverse \ variation}[/tex]

           [tex]\sf \large\boxed{\sf xy = 12}[/tex]

      Explanation:

The coordinates are given in the table. Plot the points and draw a smooth curve on the graph. Identify the type of curve it forms.

After identification, it looks like a inverse graph.

Constant variable:

1 × 12 = 122 × 6 = 123 × 4 = 124 × 3 = 126 × 2 = 12

Inverse variation: xy = a   [a is constant]

Equation: xy = 12 or y = 12/x

NO LINKS!!! For Each Table, Tell Whether Represents A Linear, Exponential, Inverse, Or No Relationship.
Answer 2

Answers:

This is an Inverse variation

The equation is y = 12/x which is the same as saying xy = 12

======================================================

Explanation:  

Notice that for each column, the x & y values multiply to 12.

1*12 = 122*6 = 123*4 = 124*3 = 126*2 = 128*1.5 = 1210*1.2 = 1212*1 = 12

This tells us that x*y = 12 which rearranges to y = 12/x

All inverse variation equations are of the form y = k/x which is equivalent to xy = k.

As x increases, y decreases, and vice versa.


Related Questions

A. 23.7
B. 11.2
C. 9.5
D. 57.3
E. 30.0
F. 6.0

Answers

Answer:

its f

Step-by-step explanation:

Suppose the lengths of 3-year-old cats are normally distributed with a mean of 30 inches and a
standard deviation of 2.92 inches. Find each of the following:

1. The percent of cats between 24.16 and 35.84
2. The percent of cats who are longer than 35.84
3. The percent of cats shorter than 24.16 inches

Answers

1.  The percent of cats between 24.16 and 35.84 is 95%

2. The percent of cats who are longer than 35.84 is 2.28 %

3. The percent of cats shorter than 24.16 inches is 2.28%

What is the empirical rule formula in statistics?

The empirical rule - formula

95% of data falls within 2 standard deviations from the mean - between μ – 2σ and μ + 2σ .

Mean, u = 30 inches

Standard Deviation, s = 2.92 inches

Formula for z-score = (x-u)/s

1. We have to find the percent of cats between 24.16 and 35.84 inches.

24.16, z-score = -2

35.84, z-score = 2

According to the empirical rule,

95% of the data values are within 2 standard deviations of the mean.

So, 95% of the cats are between 24.16 and 35.84 inches.

2. Here, x = 35.84

   z=(35.84-30)/2.92

   z= 2

According to the Empirical Rule,

95% of the values lie within 2 standard deviations of the mean.

So, the percent of cats who are longer than 35.84

100 - 97.72 = 2.28%

3. Now, x = 36.22

Using the formula mentioned above, we get:

z= 24.16-30/2.92

z=-2

According to empirical rule,

68% of the values lie within 1 standard deviation of the mean.

i.e., remaining 32% are outside the 1 standard deviation and  half of the values i.e. 16% are below 1 standard deviation.

The percent of cats shorter than 24.16 inches is 2.28%

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Given

μ = 30 inσ = 2.92 in

Find z-scores for x = 24.16 and x = 35.84

Use formula

z = (x - μ)/σ 1) z = (24.16 - 30)/2.92 = - 22) z = (35.84 - 30)/2.92 = 2

Find the corresponding percentage from z-score table

z = - 2 ⇒ 2.28%z = 2 ⇒ 97.72%

Now find the answers#1

The percent of cats between 24.16 and 35.84

97.72 - 2.28 = 95.44%#2

The percent of cats who are longer than 35.84

100 - 97.72 = 2.28%#3

The percent of cats shorter than 24.16 inches

2.28%

Reason abstractly. A square has vertices at (3,8),(3,2),(9,8), and (9,2). Determine the area.

Answers

Answer:

The area is 9 units^2

Step-by-step explanation:

The measure of an angle is 5°. What is the measure of its supplementary angle?

Answers

Answer:

175 degrees.

Step-by-step explanation:

Supplementary angles add up to 180 degrees

Therefore the answer is:

180 - 5

= 175 degrees.

Hi Student!

The first step to almost any problem is that we must concentrate the important information that is given to us in the problem.  This problem gives us information including that the measure of an angle is 5 degrees and that this angle is part of a supplementary pair.  Let's define what a supplementary pair or angles are.

Supplementary Angles:  These are two angles that are right next to each other on a straight line.  These angles combine to a total of 180 degrees.

Complementary Angles: These are two angles that are right next to each other but this time they are on a right angle.  These angles combine to a total of 90 degrees.

Now that we have our definitions and important information, we can move onto the next part which is actually finding the other angle.  This step is simple now that we know that supplementary angles add up to 180.  We can just create an equation that will help us determine our solution.

[tex]angle_1\ +\ angle_2 = 180\ degrees[/tex]

[tex]5\ degrees\ +\ angle_2 = 180\ degrees[/tex]

[tex]5\ degrees-5\ degrees\ +\ angle_2 = 180\ degrees-5\ degrees[/tex]

[tex]angle_2 = 175\ degrees[/tex]

Therefore, our final solution to the supplementary angle of 5 degrees is 175 degrees which can be found by subtracting the given angle from 180.

If f(x) = x2 + 7, what is the equation for f'(x)?

A f'(x) - IVX+7
B f'(x) - +X-7
C f''(x) = 5x +7
D f'(x)= 7/8-7

Answers

Answer:

2x

Step-by-step explanation:

[tex]\bullet\ (x^2)^{\prime}=2x\\\\\bullet\ (7)^{\prime}=0[/tex]

[tex]\Longrightarrow f^{\prime }\left( x\right) =\left( x^{2}+7\right)^{\prime } =(x^2)^{\prime}+(7)^{\prime}=2x[/tex]

How to find the mean?

Answers

Answer:To find the mean of a data set, add all the values together and divide by the number of values in the set.

Step-by-step explanation:

In the lab carmen has two solutions that contain alcohol and is mixing them with each other. She uses 3 times as much solution a as solution b. Solution a is 17% alcohol and solution b is 14% alcohol. How many milliliters of solution b does she use if the resulting mixture has 455 milliliters of pure alcohol?

Answers

Answer:1200

Step-by-step explanation:i might be wrong pls dont hurt me

help will mark Brainliest!!​

Answers

Answer:

Subtract 4 from 17, then divide by 3.

Step-by-step explanation:

hope this helps =)

What is the slope of the line?

Answers

Answer:

slope = 2 / 3

Step-by-step explanation:

slope = rise / run

rise = 2

run = 3

slope = 2 / 3

Please Help! Brainliest is available to the best Answer!

Which of the following correlation coefficients best represent the given scatter plot

Answers

Answer:

C

Step-by-step explanation:

Evaluating the options :

a : 0.01

Not the likely option because it is very close to 0, indicating there is no correlrationBut from the graph we understand there is a positive correlation

So, it comes down to :

(b) 0.51 or (c) 0.98

If we try and plot a line of best fit, we will obtain a line that passes through the origin and seems similar to y = x.

Hence, the best option is C

Evaluate the expression below for x = 2.
3x+4 x-81-14

Answers

Answer:

I think that the answer is -81

Step-by-step explanation:

We have 3x+4x-81-14 x is given as 2.So we'll have 3*2+4*2-81-14= -81 per my calculations. TRY THIS

can anyone help me identify the center and radius on these 3 pls , brainly

Answers

a) center is (0,0)

Radius = r^2 = 225 => r = 15

b)center is (0,0)

Radius r^2= 178

=> r =13.34

C) center is (0,0)

Radius is r^2 = 49 => r = 7

Hope it helps .

Answer:

Note that #1 starts at #3 and #3 on this list ends at #5 on your page.

Center, 0 | Radius, 15Center, 0 | Radius, [tex]\sqrt{178}[/tex]Center, 0 | Radius, 7

mZR
R
S
10x - 8
98 °
12x + 4
Q
T

Answers

Answer:

m∠R = 72°; m∠U = 65°

Step-by-step explanation:

We know that in any quadrilateral, the total sum of the angles will always add up to 360°.

For number 26, we can use this equation to find x and m∠R:[tex]90+98+12x+4+10x-8=360\\(90+98+4-8)+(12x+10x)=360\\184+22x=360\\22x=176\\x=8[/tex]

m∠R = 10 (8) - 8 = 80 - 8 = 72°

For number 28, we can use this equation to find x and m∠U

[tex]96+88+11x+1+7x-5=360\\(96+88+1-5)+(11x+7x)=360\\180+18x=360\\18x=180\\x=10[/tex]

m∠U = 7 (10) - 5 = 70 - 5 = 65°

three times the sum of x and y is increased by 5​

Answers

Answer:

Here is the answer .Please mark as brainliest pls

hope its help you

Step-by-step explanation:

3(x+y)+5=0

3x+3y+5=0

or,

3x+3y= -5

Answer:

3*(x+y) + 5

Step-by-step explanation:

This is an mathematical  expression....it isi NOT an equation...the question does NOT say this is equal to zero (or anything else)

it is this     3 (x+y)   + 5    or   3x + 3y + 5

There are 7 balls in the bag: 3 blue, 2 red and 2 white. What is the probability that one would pick two balls of the same colour?

Answers

Answer:

5/21.

Step-by-step explanation:

Total number of balls = 7.

Prob(Blue on first pick) = 3/7

Prob(Blue on second pick) = 2/6 = 1/3

So Prob( 2 Blue's) = 3/7 * 1/3 = 3/21 = 1/7.

Prob(Red on first pick) = 2/7

Prob(Red on second pick) =  1/6

So Prob( 2 Red's) = 2/7 * 1/6 = 1/21.

Now the Probability of getting 2 white balls is the same as for the red balls

= 1/21.

Finally, the probability of 2 balls of the same colour

= 1/7 + 1/21 + 1/21

= 3/21 + 1/21 + 1/21

= 5/21.

the probability of picking two balls of the same color is 5/21.

To calculate the probability of picking two balls of the same color, we need to consider all the possible combinations of drawing two balls from the bag and then determine how many of those combinations result in both balls being the same color.

Total number of balls in the bag = 7

1. Probability of picking two blue balls:

Number of blue balls = 3

Probability of picking the first blue ball = 3/7

Probability of picking the second blue ball (after one blue ball has been picked) = 2/6 (since there are 2 blue balls left after one has been picked)

Total probability of picking two blue balls = (3/7) * (2/6) = 6/42 = 1/7

2. Probability of picking two red balls:

Number of red balls = 2

Probability of picking the first red ball = 2/7

Probability of picking the second red ball (after one red ball has been picked) = 1/6 (since there is 1 red ball left after one has been picked)

Total probability of picking two red balls = (2/7) * (1/6) = 2/42 = 1/21

3. Probability of picking two white balls:

Number of white balls = 2

Probability of picking the first white ball = 2/7

Probability of picking the second white ball (after one white ball has been picked) = 1/6 (since there is 1 white ball left after one has been picked)

Total probability of picking two white balls = (2/7) * (1/6) = 2/42 = 1/21

Now, we add up the probabilities of picking two balls of the same color:

Total probability = Probability of two blue balls + Probability of two red balls + Probability of two white balls

Total probability = 1/7 + 1/21 + 1/21

Total probability = (3 + 1 + 1)/21

Total probability = 5/21

Therefore, the probability of picking two balls of the same color is 5/21.

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What is the value of 3(a-9) when a =6

Answers

Answer:

-9

Step-by-step explanation:

We are given the value of "a", which is 6. Let us substitute the value of "a" into the expression to determine a numerical value of 3(a - 9).

⇒ 3(a - 9)⇒ 3[(6) - 9] . . . . . . . . {a = 6}

Open the parentheses to simplify the expression inside the long brackets [ ].

⇒ 3[(6) - 9] . . . . . . . . {a = 6}⇒ 3[6 - 9]

Subtract the expression inside the long brackets [ ]

⇒ 3[6 - 9]⇒ 3[-3]

Finally, simplify the product of 3 and -3.

⇒ 3[-3] ⇒ 3 × -3 = -9

Therefore, -9 is the value of 3(a - 9) when a = 6.

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[tex]\huge\text{Hey there!}[/tex]


[tex]\mathsf{3(a - 9)}\\\\\mathsf{= 3(\bold{6} - 9)}\\\\\mathsf{= 3(6) + 3(-9)}\\\\\mathsf{= 18 - 27}\\\\\large\text{OR EVEN \rm{3(-3)}}\\\\\mathsf{= 3(-3)}\\\\\mathsf{= -9}\\\\\\\\\huge\text{Therefore, the answer is: \boxed{\mathsf{-9}}}\huge\checkmark[/tex]


[tex]\huge\text{Good luck on your assignment \& enjoy your day!}[/tex]


~[tex]\frak{Amphitrite1040:)}[/tex]

Ryder found the volume of the figure below by using the steps shown. A rectangular prism with a length of 40 millimeters, width of 30 millimeters, and height of 5 millimeters. A rectangular pyramid with a base of 30 millimeters by 40 millimeters and a height of 95 millimeters. Total Volume = B h + one-half B h Equals 5 (40) (3) + one-half (40) (30) (95) Equals 6,000 + 57,000 Equals 63,000 cubic millimeters What mistake, if any, did Ryder make? Ryder determined the volume correctly. Ryder used the wrong formula for the total volume. Ryder used the wrong height for the pyramid. Ryder did not apply the order of operations correctly.

Answers

Answer:

B. Rider used the wrong formula for the total volume.

Step-by-step explanation:

I did the quiz

Answer: B

Step-by-step explanation: I did the quiz, sis, trust me.

Urgent help,

Translate the following words into equations step 2 solve the equation.

8 more than a number is equal to 15

The product of 7 and a number is 35

Answers

Answer:

x+8=15

-8. -8

x=7

7x=35

7. 7

x=5

2 x - 5 + 7 y - 3 = 9 x - 1 - y -8 Solve For X AND Y (SHOW WORK PLEASE)


(Just so people can get points :D)

Answers

Answer:

[tex]\large\boxed{\sf x = \frac{8y+1}{7} }[/tex]

[tex]\large\boxed{\sf x = \frac{7x-1}{8} }[/tex]

Group the Variable's:

2 x - 5 + 7 y - 3 = 9 x - 1 - y -8

2x -9x + 7y +y = -1 -8 +5 + 3

-7x + 8y = -1

From this find x and y

For X

-7x + 8y = -1

-7x = -1 -8y

7x = 8y + 1

x = (8y +1)/7

For Y

-7x + 8y = -1

8y = -1 +7x

y = (7x -1)/8

2x-5+7y-3=9x-1-y-82x+7y-8=9x-y-92x-9x-8+9=-y-7y-7x+1=-8y-7x=-8y-17x=8y+1x=8y+1/7

Ariana is opening a new restaurant. She has six entrees. How many different orders can she list them on her menu?

Answers

Answer:

if each was used only once, the answer would be 52080

Step-by-step explanation:

What’s the length of QR?

Answers

Answer:

QR = 5.9

Step-by-step explanation:

QR = √(RP^2 - QP^2)

QR = √((7.6)^2 - (4.8)^2) = √(57.76 - 23.04) = √34.72 ≈ 5.9

I need help plss. I’m getting frustrated!!

Answers

Answer: Irvin wrote the point at the wrong coordinate

Step-by-step explanation: Irvin wrote it at (3,4) instead of (4,3)

[should have gone right four, up three instead]

Answer:

The coordinates have been mixed up.

Step-by-step explanation:

The given coordinates were (4, 3) where 4 is the x-coordinate and 3 is the y-coordinate. Here, Irvin has taken the point (3, 4) where 3 is the x-coordinate and 4 is the y-coordinate. Hence, he mixed up the coordinates of the point.

What do u know about Trigonometry in grade 11

Answers

Answer:

A lot

Step-by-step explanation:

So basically you learn a lot

The two formats used in an observation checklist are:
A. Performance profiles and Tallies
B. Tallies and video recording
C. Video recording and audio recording
D. Performance profiles and SMART Targets

Answers

The two formats used in an observation checklist are: D. Performance profiles and SMART Targets.

What is observation checklist?

Observation checklist can be defined as the process of observing and evaluating  a person or group of  people performance.

When carrying out an observation checklist  endeavors to make sure that  the checklists are dated.

Observation checklist includes Performance profiles and SMART Targets. Where SMART stands for:

S=Specific

M=Measurable

A=Achievable

R=Relevant

T= Time-Bound

Therefore the correct option is D.

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16 km
12 km
What is the length of the hypotenuse? If necessary, round to the nearest tenth.
С
kilometers

Answers

Answer = 20 km

Step-by-Step Explanation:

solve for h

A=7h

thank you

Answers

H= A/7: this is the answer I am very certain

Answer:

The equation of the circle with the origin as centre and passing through the point A(-2;4)

Consider the sequence of steps to solve the equation: 3(x - 4) + 5x = 9x - 36
Given = 3(x - 4) + 5x = 9x - 36
Step 1 = 3x - 12 + 5x = 9x - 36
Step 2 = 3x + 5x - 12 = 9x - 36
Step 3 =› 8x - 12 = 9x - 36
Step 4 => 8x - 8x - 12 = 9x - 8x - 36
Step 5 = 0 - 12 = x - 36
Step 6 = -12 = x - 36
Step 7 = -12 + 36 = x - 36 + 36
Step 8 = 24 = x + 0
Step 9 = 24 = x
Which property yields Step 7?

Answers

Answer:

adding equal no. to both sides of the equation

You have a jar of marbles in front of you with the following colors: 12 are red, 17 are blue, 8 are yellow, and 13 are white. Suppose you had a larger jar of 250 marbles with the same ratio of colors. What is the probability of selecting either a red or white marble from the larger jar?

Answers

Answer: 12+17+8+13=50, meaning that if we wanted to scale the amount of marbles to 250, we would need to multiply by 5.

So, if we multiply each amount of marbles times 5, that would give us:

60 red marbles

85 blue marbles

40 yellow marbles

65 white marbles

now, the probability of selecting a red or white marble from the jar of 250 marbles, you would need to add together the amount of white and red marbles, and divide that by 250.

60 + 65= 125 / 250

Wwe could stop there if the question wants the answer in fractions, and just simplify, but if it needs the answer in a percentage, then you would still divide 125 by 250.

125/250=0.5

0.5 is equal to 50%

(If the fraction needs to be simplified it would be 5/10, which is also 1/2.)

i need help with 7th grade math please 30 points need help ASAP in fraction and simplest form.

Answers

Answer:

The scale of the drawing to become the statue is 7, and likewise for the statue to become the drawing it is 1/7.

Drawing * Scale = Statue

Take the first dimension:

9 * scale = 63

63/9 = scale

scale = 7

Answer:

7

Step-by-step explanation:

The scale factor is the ratio between the actual size and the model size.

Here, they are termed as "statue" and "drawing" respectively.

Finding scale factor :

Actual size / Model size63/9 7

write two equations that when graphed look like this *see image*. please help its due soon and i will give ya 75 points for answering, thanks, 5 stars, and brainlist.

Answers

The graph is showing the equation of circle x²+y²=4

What is a circle?

A circle is a two-dimensional geometry on the plane having a centre point and the circular line is drawn equidistant from the centre point.

The given graph in the question represents the equation of the circle cutting the points on the x-axis and y-axis at 4 which is the radius of the circle.

The equation will be as follows:-

x²+y²=4

Hence the graph is showing the equation of circle x²+y²=4

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Choose either True or False to each question. 1. Persons returning to the United States from most foreign countries must pass through customs. 2. One reason for placing a tariff on imports is to increase in imports. 3. According to the infant industry argument, nations, should levy a tariff to protect their newly developed industries 4. One purpose of a quota is to limit imports.5. Suppose that the tariff on an item is $1 a pound. U.S. firms makethis item for sale at $10 a pound. British manufacturers candeliver the item to the United States for sale at $7 a pound. Because of the $1 tariff, Americans would probably not buy the British-made item.6. Suppose that the tariff on the item described in question 5 is increased to $4 a pound. Americans are now likely to buy the itemmade by U.S. firms.7. If the United States eliminated all tariffs, the price of importedgoods would soon be likely to drop.8. If the United States restricted the amount of Swedish money thatimporters could obtain, this would have no effect on our importsfrom Sweden.9. Companies that export a substantial amount of their products aremore likely to be in favor of restrictions on foreign trade than thosefirms that sell most of their products domestically (at home). How did cataracts affect the areas along the Nile River?A:They made trade easier for people.B.They helped prevent flooding.C.They created natural boundaries between regions.D.They increased the size of farms. Use the compass and ruler to inscribe a circle in the triangle. Answer the one you would like thank you. URGENT PLEASE HELP!! Write the equation of the given line in slope-intercept form: please help!! ill give brainliest Solve for x.x = [?] Write the equation of the line that passes through the points (4,-5)(4,5) and (4,-7)(4,7). Put your answer in fully simplified point-slope form, unless it is a vertical or horizontal line. y=x^2 is reflected across the x-axis and then scaled vertically by a factor of 1/8 help giving branliest Kofi is 8years old and his mother is 42. In how many years will his mother's age be 3 times more than kofi's age? Pls HELP ASAP !!!!!!! ???????????????????????????????????????????????????????????????? el amor es muy bonito pero siempre hay algo que lo interrumpe Consider the line 9x+8y=-2.Find the equation of the line that is parallel to this line and passes through the point (-3, 2).Find the equation of the line that is perpendicular to this line and passes through the point (-3, 2).Equation of parallel line:Equation of perpendicular line: 1. What is a multimedia presentaion? O a presentation that uses more than one form of media a video that has a point something that you need a screen to show PLEASE ANSWER THE QUESTION ILL MARK BRAINIEST QUICK PLEEEASEEEEEEEEE 344/299 = x what is x? A $52.50 screen door is onsale for $42. Find the percentof discount on the door. Which of following is not a form of figurative language