Squares & Cubes

Squares

100

What is 11² ?

121

200

What is 12² ?

144

300

What is 5² + 3² ?

25+9 = 34

400

What is 9² - 6² ?

81-36 = 45

500

What is 13² - 10² ?

169-100 = 69

Cubes

100

What is 2³ ?

8

200

What is 5³ ?

125

300

What is 1³+3³ ?

1+27 = 28

400

What is (-2)³-(-1)³ ?

(-8)-(-1) = -7

500

What is (-5)³+(3)³ ?

-125+27 = -98

Square Roots

100

What is the square root of 25?

+/- 5

200

What is the square root of 196?

+/- 14

300

What is the square root of (5² - 4²) ?

Square root of 25-16 or square root of 9 = +/- 3

400

What is the square root of (5/4)² ?

5/4

500

What is the square root of (-49)?

No Solution

Cube Roots

100

What is the cube root of 64 ?

4

200

What is the cube root of (-216)?

-6

300

The cube root of 8 = 8^(1/3). What is 64^(1/3) - 27^(1/3) ?

4 - 3 = 1

400

The cube root of 125 = 125^(1/3). What is (-125)^(1/3) - 64^(1/3) ?

(-5) - 4 = -9

500

The cube root of 343 = 343^(1/3). What is (-343)^(1/3) - (-64)^(1/3) ?

(-7) - (-4) = (-3)

Solving

100

The sq. rt. of 2x+3 = (2x+3)^(1/2). What is x if (2x+3)^(1/2) = 5 ?

11

200

The sq. rt. of x-10 = (x-10)^(1/2). What is x if (x-10)^(1/2) = 6 ?

46

300

3 * (sq. rt. of x+2) = 3(x+2)^(1/2). What is x if 3(x+2)^(1/2) = 21 ?

47

400

[sq rt of (x+9)]/4 = [(x+9)^(1/2)]/4. What is x if [(x+9)^(1/2)]/4= 2 ?

55

500

12/[sq rt of (x-2)]= 12/(x-2)^(1/2). What is x if 12/(x-2)^(1/2) = 2 ?

38