Use a graphing calculator to sketch the graph of the quadratic equation, and then state the domain and range
y = x + 2x - 5

Use A Graphing Calculator To Sketch The Graph Of The Quadratic Equation, And Then State The Domain And

Answers

Answer 1

Answer:

d. D: allreal numbers

R: y>= -6

Step-by-step explanation:

You are allowed to use a graphing calculator to see the graph. See image.

This curve is a parabola. Upward and downward opening parabolas have a domain of all real numbers. Any x can be found on the graph and/or any x can be used in the equation without limit. That's "all real numbers"

See the graph does not exist below -6. Range is all the y's on the graph and/or all the possible y's the equation will spit out. Here we can clearly see the graph only exists from -6 and up. Range is y>= -6.

Use A Graphing Calculator To Sketch The Graph Of The Quadratic Equation, And Then State The Domain And

Related Questions

Solve the system of equations using the substitution method Show all work,
y = 5x - 7
3x + 2y = 12

Answers

Answer: Since −3x does not contain the variable to solve for, move it to the right-hand side of the equation by adding 3x to both sides.

y=5x−7

−2y=3x−12

Divide each term in the equation by −2.

y=5x−7

y=−3x/2+6

Create a graph to locate the intersection of the equations. The intersection of the system of equations is the solution.

(2,3)

Find measure of the angle UTW

Answers

Answer:

57°

Step-by-step explanation:

Using the Law of sines,

[tex]\frac{sin57}{WT} = \frac{sinx}{UT}[/tex]But, WT = UT [both are radii of the circle]⇒ sin 57° = sin x°⇒ x° = ∠UTW = 57°

A triangular garden has it sides 45m,40m and 50m . Then, find the cost of fencing it's boundary at the rate of Rs.60 per meter.​

Answers

we should find perimeter.

45+40+50=135m.

then, we should multiply 135 and rate of per meter.

135×60=8100Rs.

How are area and volume similar? (will give brainliest for the right answer)

A both take up an amount of space

B both are 2-dimensional

C both have length, width, and height

D both are 3-dimensional

Answers

Answer:

the one where it say it takes height

Step-by-step explanation:

Answer:

C

Step-by-step explanation:

I got 100%

what is the period of the function y=3/2cot(3/5x)+5?

Answers

check the template in the picture below, thus

[tex]y = \stackrel{A}{\cfrac{3}{2}}cot\stackrel{B\qquad C}{\left( \cfrac{3}{5}x + 0 \right)}+\stackrel{D}{5}~\hfill \stackrel{\textit{\Large Period}}{\cfrac{\pi }{B}\implies \cfrac{\pi }{~~ \frac{3}{5}~~}\implies \cfrac{5\pi }{3}}[/tex]

Which list shows the decimals ordered from least to greatest?

0.31, 0.68, 0.16
0.39, 0.49, 0.35
0.42, 0.47, 0.46
0.19, 0.23, 0.28

Answers

Answer:

0.19, 0.23, 0.28...............

0.19, 0.23, 0.28

The easiest way to do this is to ignore the decimal and but it in order from least to greatest

help please i been stuck on this question for the last hour im on the verge of tears

Answers

(You should take the full screenshot)

Since no percentages were provided (at least not in the ss), we have to approximate?

The space that parrots and sparrows take up is almost half the circle (we'll say 48-49%)

So, we can convert that to fraction : 48/100 or 49/100


There is 1/2 of the birds seen were either parrots or sparrows.

What is Rational number?

A number which can be written in the form of fraction p / q , where q is non zero, are called Rational numbers.

Given that;

Figure shows the birds seen.

Now, We have;

By figure the half of circle is shown either parrots or sparrows.

Hence, The value of fraction of the birds seen were either parrots or sparrows is,

⇒ 1/2 of 100%

⇒ 1/2 × 100/100

⇒ 1/2

Therefore,  The value of fraction of the birds seen were either parrots or sparrows is, 1/2

Learn more about the rational numbers visit:

https://brainly.com/question/12088221

#SPJ7

Are my wrists skinny? Please answer and I will mark as brainliest answer.

Answers

Answer:

yes! they're pretty skinny

Step-by-step explanation:

     

yea but that’s not a bad thing lol

Please someone help!!!!
Kristine observes the top of a lookout tower from a point 220 ft from its base.

If the indicated angle of elevation measures 37º, how tall is the tower? Give your answer to the nearest tenth of a foot.

Answers

Answer:

height of the tower: 165.8 ft

use tan rule:

[tex]\sf \sf tan(x)= \dfrac{opposite}{adjacent}[/tex]

Here:                            [ your calculator should be in degree mode [D] ]

x = 37°opposite = height of the toweradjacent = 220

Solve:

[tex]\hookrightarrow \sf \sf tan(37)= \dfrac{t}{220}[/tex]

[tex]\hookrightarrow \sf t = \sf tan(37)*220[/tex]

[tex]\hookrightarrow \sf t = 165.8 \ ft[/tex]

A set of pencils sells for $1.85 and costs $0.60 to make. Twenty percent of
the profit (the difference between the purchase price and the amount it
costs to make) from each set of pencils goes to a school.
If 600 sets are sold, what is the amount of money that will go to the school?

Answers

Answer:

i believe its 150

Step-by-step explanation:

how do i find the vertex of y= -4x^2-16x+1 ?

Answers

Answer:

(-2, 17)

Step-by-step explanation:

the first step you can do to find the vertex is to find the axis of symmetry

the equation for that is -b/2a

-(16) / 2(-4)

-16 / 8 = -2

the axis of symmetry is x =-2 so you plug in -2 to the equation

-4(-2)^2 - 16(-2) + 1

-4(4) + 32 + 1

-16 + 33

17

the vertex is (-2, 17)

I need the answer to this please

Answers

Answer:  the answer is D, if you just graph it in the Desmos graphing calculator you can solve it easily

How do you find the sector area of a circle?

Answers

Answer:

where's question.....

someone help me please

Answers

Answer:

b

Step-by-step explanation:

the x has been cubed meaning

X * X *X = x^3

X^3 has been added to 5

C is saying they multiplied three to x therefore being

B

How do you find the volume of a cube?

Answers

Answer:

V = s³

Step-by-step explanation:

You multiply all sides together (L×W×H)

-2 1/5 (10x - 4.4) - 0.32

Answers

−42x+ 18.16

I think !!

Alicia tiene un reloj que se retrasa 3 segundos cada día. ¿Cuántos minutos y segundos se retrasa en un mes?
¿Y en un año?

Answers

En un mes el reloj de Alicia se retrasa 1.5 minutos, por otra parte en un año su reloj se retrasa 18 minutos y 15 segundos.

¿Cuánto se retrasa el reloj en un mes?

La mayoría de los meses tienen entre 30 y 31 días:

Mes de 30 días:

3 segundos x 30 = 90 segundos / 60 segundos = 1 minuto y 30 segundos3 segundos x 31= 91 segundos/ 60 segundos = 1 minuto y 31 segundos

En general se atrasa 1.5 minutos en un mes.

¿Cuánto se retrasa el reloj en un año?3 segundos x 365 días = 1095 segundos/ 60 segundos = 18 minutos y 15 segundos.

Aprenda más sobre el reloj en: https://brainly.com/question/8776916

#SPJ1

Help please… thank you!

Answers

Answer:

B

Step-by-step explanation:

5 × pi ÷12 = 75 degrees

this is essentially cos75

= cos(30 + 45)

then we use the identities to solve.

the answer will = to 0.2588

Please help me. I will make Brainliest

Answers

i believe the correct answer is D

Sorry i might post a lot of these butttt help please!


80 points!!

Answers

Answer:

Step-by-step explanation:

Area of figure I = length * width

                        = 8 *16

                         = 128 cm²

Area of figure II = length * width

                          = 4 * 3

                          = 12 cm²

Trianlge:

base = b =  7 cm

height = 4 + 4 + 6 = 14 cm

[tex]\text{area of triangle =$\dfrac{1}{2}*b*h$}[/tex]

                         [tex]= \dfrac{1}{2} * 7 * 14[/tex]

                        = 7 * 7

                        = 49 cm²

Area of the figure = area of figure  I + area of figure II + area of figure II

                               =  128 + 12 + 49

                                = 189 cm²[tex]\text{area of figure III = \dfrac{1}{2}*b*h}[/tex]

Answer:

189 cm²

area of triangle:

1/2 * base * height

1/2 * 7 * (6+4+4)

49 cm²

area of rectangle:

Length * Width

8 * 10

80 cm²

area of rectangle 2:

Length * Width

6 * 8

48 cm²

area of small rectangle:

Length * Width

4 * 3

12 cm²

total area:

49 + 48 + 12 + 80

189 cm²

9x2+x−8=0
This is class 10, Polynomials chapter.
Please somebody solve this step by step.

Answers

Answer:

Step-by-step explanation:

Find the missing measurement using the given scale factor. B А scale factor from A to B = 1:7​

Answers

Answer:

? = 49

Step-by-step explanation:

To solve this we just need to understand that when A=1, B=7. So when the side for a is 7 that is basically multiplying A by 7 so we have to do the same to the B side. So when the B side is multiplied by 7 it would be 7*7 =49 so the ? is equal to 49 when that similar side is equal to 7.

This is all based on the fact that the two triangles must be similar triangles.

PLEASE HELP !!!!!!??

Answers

Answer:

( 1, 35 )

Step-by-step explanation:

y=mx+c

c= y-intercept ( where the graph line crosses the cross line)

c=0

mx = gradient ( rise/run, up/across )

mx = 175/5 ( you could have picked any point in the graph )

mx = 35

the m is useless now so we discard it

y= 35x+0

if x = 1

then y = 35(1)+0

y= 35

at the coordinate x=1 y is 35

Members of a softball team raised $1319.25 to go to a tournament. They rented a bus for $776.50 and budgeted $41.75 per player for meals. Write and solve an equation which can be used to determine pp, the number of players the team can bring to the tournament.

Answers

Answer:

13 players

Step-by-step explanation:

Money Raised=RentedBus+Meals

1319.25=776.50+41.75p (p is for the number of players)(Now we solve for x)

Subtract 776.50 from both sides:   542.75=41.75x

Divide both sides by 41.75:   13=x

Remember that x is for the number of players so there'll be 13 players going to the tournament.

volume(12) pls help fast

Answers

Answer:

G

Step-by-step explanation:

Volume of a triangular prism = area of the base x height

(where the "bases" are the triangles)

Area of a triangle = 1/2 x base x height

Given:

base = 3.1 cmheight = 4.8 cm

⇒ area of base of prism = 1/2 x 3.1 cm x 4.8 cm = 7.44 cm²

Given:

area of base = 7.44 cm²height of prism = 2.6 cm

Volume of the prism = 7.44 cm² x 2.6 cm = 19.344 cm³

A triangle has angle measures of 41 cm, and 24 cm. Find the measurement of the missing angle in the triangle.

Answers

Answer:

115

Step-by-step explanation:

41+24=65.

180-65=115

Which sequence of transformations shows that Figure A is similar to Figure B?



Rotate Figure A 180º about the origin, then dilate it with the center at the origin and a scale factor of 2.

Rotate Figure A 90º about the origin, then dilate it with the center at the origin and a scale factor of 2.

Reflect Figure A across the y-axis, then dilate it with the center at the origin and a scale factor of 12.

Dilate Figure A with the center at the origin and a scale factor of 2, then translate it to the left 4 units.

Answers

Answer:

That would be the second option:  Rotate Figure A 90º about the origin, then dilate it with the center at the origin and a scale factor of 2.

-yOuR nEiGhbOrhOoD cLEaNeR ;)

A square number and a prime number equals to 17

Answers

Answer:

2 & 13

Step-by-step explanation:

The square of 2 plus the prime number 13 add up to 17

[tex]2^{2}+13=4+13 =17[/tex]

Hope this helps

Answer:

Square number = 4

Primer number = 13

Step-by-step explanation:

A square number is the result when a number has been multiplied by itself.

A prime number is a whole number greater than 1 that only has two factors, itself and 1.

List all the square numbers and prime numbers below 17:

Square numbers: 1, 4, 9, 16, ...

Prime numbers: 2, 3, 5, 7, 11, 13, ...

Therefore, the only combination of square number and prime number that sums to 17 is:  4 + 13 = 17

Solution

Square number = 4

Primer number = 13

Please answer this with an explanation

Answers

Answer:

64   <====  I don't see the correct answer listed

Step-by-step explanation:

Max will occur in month x given by  - b/2a =  - 32/ (2 * -16) = 1

  plug this 'x'  month in to find the max value v

=  64

A grocery store polls every twentieth customer to determine if they are satisfied with the cleanliness of the store. Forty customers are surveyed, and 26 are satisfied. What conclusion can be drawn for the 800 daily customers?

Answers

26/40=65% of customers
65% of 800 customers=520 who think the store is clean enough
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