Copy of 8A Week 3 LL

Multiple Choice

What are the root(s) of 36?

• -6

• 6, -6

• 7, -7

• 6

Multiple Choice

Simplify the following radical: $$\sqrt{196}$$

• 12

• 13

• 14

• 15

Multiple Choice

Simplify $$\sqrt[]{\frac{4}{9}}$$ ?

• 2/3

• 2/9

• 4/3

• 6

Multiple Choice

If $$x^2 = 16$$ , then $$x =$$   

• 4

• -4

• $$\pm$$  4

• 16

Multiple Choice

The cube root of -343 is ___

• -7

• 7

• 8

• -9

Multiple Select

Which of the following numbers are perfect cubes?

• 8

• 16

• 27

• 64

Multiple Choice

Solve for x:

$$x^{3^{\ }}=\ 729$$

• x = 243

• $$x\ =\ \pm\ 243$$

• x = 9

• $$x\ =\ \pm\ 9$$

Multiple Select

Solve the following equation: $$x^3 = -216$$ .

• x = -6

• x = 6

• x = 3

• x = -3

• No solution

Multiple Choice

Write the fraction as a decimal

3 ³/₈

• 3.375
• 3.4

• 3.38

• 3.5

Multiple Choice

What kind of number is 5.25

• whole, integer
• integer only
• rational, integer
• rational only

Multiple Choice

What kind of number is 9?

• rational, integer
• rational, integer, whole, natural

• whole, integer, natural

• integer only