3^2+ square root of 36-2x10

Answers

Answer 1

Answer:

-5

Step-by-step explanation:

9+6-2*10

15-20

= -5


Related Questions

Evaluate (2 minus 5 i) (p + q) (i) when p = 2 and q = 5 i.

Answers

Answer:

[tex]29i[/tex]

Step-by-step explanation:

From this information, we can write the following equation: [tex](2-5i)(2 + 5i)(i)[/tex]

We can see that there is the factorization of the difference of squares, so we can first expand that. The equation will become the following: [tex](4+25)(i)[/tex]

= [tex]29i[/tex]

hope this helped! :)

question 16. You sent an email to 8 friends. They each forwarded the email to 8 friends, and those friends each forwarded the email to 8 friends. The chain of emails is represented by the expression 8+8²+8³. How many people were sent your email.

Answers

Answer:

584

Step-by-step explanation:

8 + 8 squared + 8 cubed is 8 plus 64 plus 512 which is 584

The figure is cut into 15 equal pieces. Shade 2/3 of the figure.

Answers

Answer:

Shade 10 of the pieces.

Step-by-step explanation:

solve for x:2x^2-5x-3=0​

Answers

Answer:

The value of x = 3 or -1/2

Step-by-step explanation:

2x²-5x-3=0

=> 2x² - 6x + x - 3 =0

=> 2x ( x - 3) + 1 ( x -3) =0

=> (2x+1) ( x-3) =0

x = 3 or x = -1/2

The area of one face of a cube is 144 square inches.what is the volume of the cube?

Answers

Check the picture below.

[tex](s)(s)=144\implies s^2=144\implies s=\sqrt{144}\implies s=12 \\\\[-0.35em] ~\dotfill\\\\ \stackrel{\textit{volume of the cube}}{(s)(s)(s)\implies s^3}\implies 12^3\implies 1728~in^3[/tex]

Answer:

1728 in³

Step-by-step explanation:

Given that,

→ Area = 144 sq in

Then the length will be,

→ a² = 144

→ a = √144

→ [ a = 12 ]

Formula we use,

→ V = a³

Now required volume will be,

→ a³ = 12³

→ 12 × 12 × 12

→ 1728 in³

Hence, the volume is 1728 in³.

Write a problem that can be
solved using a line plot. Draw and label the
line plot and solve the problem.

Answers

Answer:

0/5 1/5 2/5 3/5 4/5 5/5  hope this helps

due to a leakage 30% of the water was lost from a water tank if only 340 litres of the water is left in the tank now find out the total capacity of the water tank

Answers

Answer:

1133.3 liters of water after leakage.

Step-by-step explanation:

x*.30=340

x=340/.30

x=1133.33

What is the surface area of this rectangular pyramid?
5 mm
4 mm
4 mm
___ square millimeters

Answers

I’m guessing 59.08 …
The surface area is 56mm^2

Find the slope from the graph.

Answers

Answer:

The answer is -3/2.

The triangles are similar. Find the missing measure.

Answers

Step-by-step explanation:

Triangle MŇO is congruent to Triangle UŤS

NO=4

MN=4

MO=5.6( Which is 140% bigger than 4)

UT=10

TS=10(Therefore this also should be 10)

US=14(Which is 140% bigger than 10)

I think this is the solution but I am not 100% sure

Answer:

x=14

Step-by-step explanation:

A hot air balloon holds 1,592 cubic meters of helium. the density of helium is 0.1785 kilograms per cubic meter. how many kilograms of helium does the balloon contain, rounded to the nearest tenth of a kilogram? 432.3 kg 284.2 kg 2,043.7 kg 5,435.3 kg

Answers

By taking the product between density and volume we will see that the mass is 284.2 kg

How to find the mass of helium?

Remember that density is the quotient between mass and volume, then:

mass = density*volume.

Here we know that:

volume = 1,592 m³density = 0.1785 kg/m³

Taking the product of these two we get:

mass = (1,592 m³)*(0.1785 kg/m³) = 284.2 kg

So the correct option is the second one.

If you want to learn more about density.

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Answer:

284.2 kg my good sir

Step-by-step explanation:

Big brain

Find the distance between the points (1,2) and (9,8)

Answers

Answer:

10

Step-by-step explanation:

✓(y1-y2)²+(x1-x2)²

✓(2-8)²+(1-9)²

✓(-6)²+(-8)²

✓36+64

✓100

=10

Answer:

10

Step-by-step explanation:

NEED HELP ASAP

Question A.) k=5
Question B.) ????

Answers

Answer:

b) [tex]f^{-1}(x) = \frac{4x+5}{3}[/tex]

Step-by-step explanation:

b) To find the inverse function, switch the [tex]x[/tex] and [tex]y[/tex] variables and solve for [tex]y[/tex]:

[tex]f(x) = \frac{3x-5}{4}\\y = \frac{3x-5}{4}\\x = \frac{3y-5}{4}\\4x = 3y-5\\4x+5 = 3y\\\frac{4x+5}{3} = y\\f^{-1}(x) = \frac{4x+5}{3}[/tex]

Verify Answer:

[tex]f(1) = \frac{3(1)-5}{4} = -0.5\\f^{-1}(-0.5) = \frac{4(-0.5)+5}{3} = 1[/tex]


Ronald is attending a schoolorchestra concert. He sees his math teacher seated 24 meters
ahead of him and his science teacher seated 10 meters to his right. How far apart are the two
teachers?

Answers

Answer:

26 m

Step-by-step explanation:

Use pythag theorem

24^2 + 10^2  = d^2

d= 26 m

1. Jessica drove 345 miles on
Friday. To the nearest 100,
about how many miles did she
drive?

Answers

Answer:

To the nearest 100 miles, Jessica drove about 300 miles since we haven't reached 350 miles.  If we have a number that is greater than 350 miles than we would've rounded it up to 400 but since ours is less than that we round down to the nearest hundred which is 300 miles.

A person has an unknown element with a volume of 16 cubic inches and a weight of 4.13 pounds.
Density
Titanium 0.161
Zinc 0.258
Iron 0.284
Silver 0.379
Using the table, what is the element?
A.Zinc
B.Silver
C.Iron
D.Titanium

Answers

Answer is A.Zinc
If it not it still Zinc

The density become by the elemental composition of the person has will be 0.258 and hence, option (A) will be correct.

What is the density?

In science, density is defined as the ratio of an object's mass to volume. Technical and statistical density assessments are done using a technique. The theory is applicable to the laws of nature in sciences like physics, where the emphasis is on things and matter.

Because density affects so many aspects of life, comprehending it is crucial. Which cells will float high in the atmosphere and which will sink lower depends on density, according to physics.

Given that the element has

Volume = 16 cubic inch

weight = 4.13 pound

Since density = weight / volume

density = 4.13/16

density = 0.258 which is matching through option (A) hence it will be correct.

For more about density

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A) The function f is defined by : f(x) = x2+ax+b
a and b are constants.
It is known that: f(0) = 7 and f(-2) = 17
Find the values of a and b.

B) Use the values of a and b to solve this equation: f(x) = 35
x = __ or x = __?

Answers

Answer:

A. a = -3 and b = 7.

B. x = -4 or x = 7.

Step-by-step explanation:

A)

f(0) = 0^2 + a(0) + b =  7

So b = 7.

f(-2) = (-2)^2- 2a + 7 = 17

4 - 2a = 17 - 7

4 - 2a = 10

-2a = 10 - 4 = 6

-2a = 6/-2

a = -3.

B)

Substituting a = -3 and b = 7 we get:-

x^2 - 3x + 7 = 35

x^2 - 3x - 28 = 0

(x - 7)(x + 4) = 0

x - 7 = 0 or x + 4 = 0

x = -4 or x = 7.

> 4

Ansley ate 12 of a bag of popcorn. Erica
ate 12 of the same bag of popcorn. What
fraction of the bag of popcorn did Ansley
and Erica eat in all?

Answers

12+12 is 24. Therefore the total amount they are was 24/no. Of popcorn in the bag

Solve for the value of x -

5(4x-4)=5(3x+3)​

Answers

Solve the equation:-

[tex]5(4x - 4) = 5(3x + 3) \\ \cancel5(4x - 4) = \cancel5(3x + 3) \\ (4x - 4) = (3x + 3) \\ 4x - 3x = 4 + 3 \\ x = 7[/tex]

Verification:-

Put the value of X in equation:-

LHS:-

[tex]5(4x - 4) = 5(4(7) - 4) \\ 5(28 - 4) \\ 5(24) = 120[/tex]

RHS:-

[tex]5(3x + 3) = 5(3(7) + 3) \\ 5(21 + 3) \\ 5(24) = 120[/tex]

LHS= RHS

Hence proved

Answer:

x = 7

Step-by-step explanation:

Divide by 5 on each side :

5/5 (4x-4)=5/5 (3x+3)​4x - 4 = 3x + 3

Add 4 on each side :

4x - 4 + 4 = 3x + 3 + 44x = 3x + 7

Subtract 3x from each side :

4x - 3x = 3x + 7 - 3xx = 7

What is the domain of the function shown in the graph?

Answers

Answer:

the answer is b you have it right

Step-by-step explanation:

your welcome

How many WATTS are used in a 5 amp drill that uses 110 volts?

Answers

Calculating wattage is a quick process once you know the appliance's amperage and voltage — you simply multiply the two figures. An appliance that uses 110 volts of electricity and 5 amps uses 550 watts.

Hope this helps!

What change in government did the British demand of Massachusetts?

needs help

Answers

Answer:

They were no longer able to trade with England. They were no longer able to elect their own governor.

Consider this cone. a cone. point a is the vertex, b is the height, c is the radius, and d is the diameter. identify the parts of the cone. which letter indicates the height? which letter indicates the radius? which letter indicates the diameter? which letter indicates the vertex?

Answers

The parts of the cone can be explained as;

The height is ABThe radius is CBThe diameter is CDThe vertex is A

What is a cone ?

A cone can be regarded as a three-dimensional shape which has a vertex at the top of it.

Considering a cone as described in the question, we could see that the distance from point A to B will gives us the height which is the vertical length.

Therefore, Vertex is at the top of the cone which is point A.

Learn more about cone at:

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Answer:

b

c

d

a

Step-by-step explanation:

;)

The circumference of a circle is approximately 43.96 centimeters. What is the radius of the circle? 3.14 for Pie
-7 Centimeters
-11 Centimeters
-14 Centimeters
-22 Centimeters

Answers

Answer:

7 Centimeters

Step-by-step explanation:

Solve log (5x+7)=log(8x-2)

Answers

The answer is x=3
You’re welcome

zolas mother spends 39 minutes braiding zolas hair she finishes at 7:52 what time did she start braiding zolas hair

Answers

the answer would be 7:13
The correct answer to the question is is 7:13

Pls answer the follwing

Answers

Answer:

Step-by-step explanation:

4 (x + 2) =30

4x + 8 = 30

4x = 30 - 8

4x = 22

x = 22 : 4

x = 5.5

check

(5.5 + 2) * 4 = 30

the answer is good

Answer:

the cost of each sandwich is 5.5

Step-by-step explanation:

we have,

4(x+2) = 30

we know a(b+c) = ab+ac

so, when we open the bracket we get,

4(x+2) = 4x+4*2 which is equal to 4x+8

so, 4x+8 = 30

=>   4x = 30 - 8         [transposing method]

=>   4x = 22

=>   x = 22/4

=>   x = 5.5

hope this helps

The first four terms of a sequence are shown on the graph below.

What can be concluded about the sequence?
The common ratio of the sequence is 2.
The common difference of the sequence is 2.
The next term of the sequence is represented by the point (5, 64).
The next term of the sequence is represented by the point (5, –64).

Answers

Answer:

The next term of the sequence is represented by the point (5, –64)

Step-by-step explanation:

From inspection of the graph, the first four terms of the sequence are:

(1, -4)(2, 8)(3, -16)(4, 32)

Each x-value increases by 1 for each consecutive term.

Each y-value is the previous y-value multiplied by -2.

Therefore, it is a geometric sequence with a common ratio of -2.

Following the above rule, if the last term in the sequence is (4, 32), then the next term in the sequence will be:

x = 4 + 1 = 5y = 32 × -2 = -64

So, the next term of the sequence is represented by the point (5, –64)

#17. estimate the perimeter and the area of the shaded figure

Answers

Answer:

perimeter of pentagon is 5s

area of Pentagon is 1/2 P*a

explain how to correctly find the missing side
if correct, will mark brainlist :))
asap could really use someones help

Answers

Because it is a right triangle, you should use the Pythagorean theorem:

a^2 + b^2 = c^2


Due to the fact that you have the length of the hypotenuse and one leg, you need to slightly alter the equation:

a^2 = c^2 - b^2


Then, insert your variables:

a^2 = 13^2 - 4^2


Simplify:

a^2 = 169 -16

a^2 = 153


Finally, find the square root:

a = 12.4

Your missing leg is equivalent to 12.4

Apply Pythagorean theorem

P²=H²-B²P²=13²-4²P²=169-16P²=153P=√153P=3√17
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