Rational Irrational Numbers Square Roots and Cube Root

If x²= 100, then

• x = 10 and x = -10

• x = -10

• x = 10

• x = 50

7²

• 14

• 49

• 9

• 72

What operation will undo the square of a number. In other words, what is the opposite of squaring a number?

• Divide by 2

• Subtraction

• Square Root

• Dividing by the number

3²

• 6

• 9

• 5

5²

• 7

• 10

• 25

Which of the following is NOT a rational number

A decimal that DOES NOT END and has NO PATTERN is ________

• Rational

• Irrational

A decimal that terminates or continues forever in a pattern is called ________________.

• Rational

• Irrational

• cube

• square root

• 9th root

• cube root

What is the cube root of 1000?

• 10

• 100

• 500

• 20