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Simplifying Radicals

Last updated almost 5 years ago

5 questions

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Question 1

1.

Simplify each expression.

Question 2

2.

Simplify each expression.

Question 3

3.

The velocity v of a roller coaster in feet per second at the bottom of a hill can be approximated by
where h is the height of the hill in feet.

a. Simplify the equation.

b. Determine the velocity of a roller coaster at the bottom of a 134-foot hill.

Question 4

4.

Simplify each expression.

Question 5

5.

The speed v of a ball can be determined by the equation
where k is the kinetic energy and m is the mass fo the ball.

a. Simplify the formula if the mass of the ball is 3 kilograms

b. If the ball is traveling 7 meters per second, what is the kinetic energy of the ball in Joules?