7A.15 Evaluating Square Roots & Cube Roots

• 13

• -13

• 14

• -14

• 8

• -8

• 6

• 7

• 3

• -3

• 9

• -9

Cam created a cube that has a volume of 343 cubic centimeters. What is the edge length of each side of the cube?

Tamea has a cube shaped box that measures 5 inches along each side. Can she fit 100 square inch cubes inside that box?

• yes

• no

Why do equations with x² have two solutions?

• Because the exponent is 2.

• They don't. There is only 1 correct solution.

• Because when you square a negative number the solution is positive, just like when you square a positive number.

• because you have to think about absolute value.

Why do equations with x³ have only one solution?

• Because every equation has just 1 correct solution.

• They don't. Equations with exponents always have 2 solutions.

• Because when you cube a negative number, you get a negative answer. But if you cube a positive number, the answer will be positive.

• because you have to think about absolute value.

What is the volume of a cube with a side length of 4 inches?

• 16 cubic inches

• 64 cubic inches

• 32 cubic inches

• 48 cubic inches