Square Root/ Perfect cubes Flash Cards

10^3

1000

5^3

125

6^3

216

3^3

27

7^3

343

8^3

512

4^3

64

9^3

729

2^3

8

PERFECT CUBES

If a variable with an exponent has an even exponent then it is a perfect square. To get the square root, we simply divide the exponent by 2. For example x8 is a perfect square, its square root is x4 . x11 is not a perfect square. Back to the top. The following is a list of perfect Cubes

SQUARE ROOTS

In mathematics, a square root of a number a is a number y such that y2 = a, in other words, a number y whose square (the result of multiplying the number by itself, or y × y) is a. For example, 4 and −4 are square roots of 16 because 42 = (−4)2 = 16.

1

Square root of 1

10

square root of 100

11

square root of 121

12

square root of 144

4

square root of 16

13

square root of 169

14

square root of 196

15

square root of 225

5

square root of 25

16

square root of 256

17

square root of 289

18

square root of 324

6

square root of 36

19

square root of 361

2

square root of 4

20

square root of 400

7

square root of 49

8

square root of 64

9

square root of 81

3

square root of 9