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Kaylis [27]
2 years ago
7

Distribute to write an equivalent expression. 2n * (n ^ 2 + 3n + 4)

Mathematics
1 answer:
OverLord2011 [107]2 years ago
6 0

Answer:

C. 2n^3 + 6n^2 + 8n

Explanation:

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a cylinder has a volume of 24 cubic centimeters. The height of a cone with the same radius is two times the height of the cylind
Anastaziya [24]

Answer:

<h2>Volume of the cone is 16 cm³</h2>

Step-by-step explanation:

<h3 /><h3>We know that the volume of the cylinder is 24 cm³</h3><h3 /><h3>The formula for this cylinder is  24 = πr²h</h3><h3 /><h3>The cone has the same radius, but it's height is twice that of the cone, so the formula for the volume of the cone is</h3><h3 /><h3>V = (1/3)πr²(2h)                    it's 2h because it's height is twice the</h3><h3>                                                height of the cylinder</h3><h3 /><h3>We can rewrite the equation using the associative rule of multiplication...</h3><h3 /><h3>V = (2/3)(πr²h)</h3><h3 /><h3>We know from the formula for the cylinder that πr²h = 24 cm³, so substitute that in...</h3><h3 /><h3>V = (2/3)(24 cm³)</h3><h3 /><h3>Now simplify...</h3><h3 /><h3>V = 16 cm³</h3>
5 0
3 years ago
A 13 Ft ladder is leaning up against a building, with the base of the ladder 2 feet from the building. How high up on the buildi
Lelechka [254]

Visualize the image in your mind and you can see that it forms a right angled triangle with a base,altitude and hypotenuse

base=2 feet

hypotenuse(ladder)=13 ft

We need to find the altitude,

By applying pythagoras theorem,

base square+altitude square=hypotenuse square

Take altitude as x

2 square+x square=13 square

4+x square=169

x square=169-4

x square=165

x= root of 165

x=12.8 feet(approx.)

6 0
3 years ago
Complete the similarity statement for the two triangles shown
REY [17]

Answer:

TFY

Step-by-step explanation:

let's start with the 90 degrees angle.

this is C in the first, and T in the second triangle.

so, C and T must be aligned.

and the we go around.

F ~ H

and then

Y ~ S

6 0
2 years ago
Whoever gets it right and first get Brainlest
Ivenika [448]

Answer:

The answer is -5.44

5 0
2 years ago
Read 2 more answers
Cherries cost $5 for 2 pounds and $7.50 for 3 pounds. Question: a. What is the cost per pound? b. Is it constant? c. If you were
Fittoniya [83]
A. 1 pound of cherries costs 2.50

B. Yes it is constant

C. I believe that you would put cost on the y and lbs on the x
E. 5 lbs of cherries = 2.50 x 5 = $12.50

8 0
3 years ago
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