9G (1.9) Radicals

(1.9)

Radicals AKA Roots

​This is a square root

​This is 2 squared

​This is the square root of 9

​This is a 3 squared

​Notice how square roots reverse the result of an 2 exponent

​You can do square roots easily on your calculator.
1) Press the orange "2nd" button
2) Press the button that has the orange square root symbol over it. It's circled in red in the picture
3) Enter the Number that you want to
4) Press the " ) " button
5) Press the "ENTER" button

Multiple Choice

$$\sqrt[2]{4}=\ ?$$

• 16

• 1
• 4

• 5
• 2

Multiple Choice

$$\sqrt[2]{9}=\ ?$$

• 81

• 3

• 9

• 4

• 2

Multiple Choice

$$\sqrt[2]{16}=\ ?$$

• 256

• 3

• 8

• 4

• 2

Multiple Choice

$$\sqrt[2]{25}=\ ?$$

• 15

• 625

• 10

• 5

• 12.5

Multiple Choice

$$\sqrt[2]{36}=\ ?$$

• 20

• 1296

• 16

• 6

• 18

Multiple Choice

$$\sqrt[2]{49}=\ ?$$

• 8

• 49

• 2401

• 7

• 9

Multiple Choice

$$\sqrt[2]{64}=\ ?$$

• 6

• 4

• 32

• 8

• 9

Multiple Choice

$$\sqrt[2]{81}=\ ?$$

• 6

• 14

• 10

• 9

• 8

Multiple Choice

$$\sqrt[2]{121}=\ ?$$

• 9

• 13

• 12

• 11

• 10

Multiple Choice

$$\sqrt[2]{169}=\ ?$$

• 10

• 14

• 12

• 13

• 11

Multiple Choice

$$\sqrt[2]{361}=\ ?$$

• 23

• 22

• 21

• 19

• 20

Multiple Choice

$$\sqrt[2]{961}=\ ?$$

• 27

• 28

• 31

• 30

• 29

Multiple Choice

$$\sqrt[2]{1}=\ ?$$

• 0

• 1

• 2

• 3

• -2

Multiple Choice

$$\sqrt[2]{0}=\ ?$$

• 0

• 1

• 2

• -1

• -2

Multiple Choice

$$\sqrt[2]{5}=\ ?$$

• 2.5

• 2

• 5

• 2.2

• An irrational number

Multiple Choice

$$\sqrt[2]{5329}=\ ?$$

• 70

• 71

• 75

• 73

• An irrational number

Multiple Choice

$$\sqrt[2]{2209}=\ ?$$

• 44

• 42

• 47

• 51

• An irrational number

Multiple Choice

$$\sqrt[2]{3720}=\ ?$$

• 63

• 62

• 61

• 60

• An irrational number

Multiple Choice

$$\sqrt[2]{6085}=\ ?$$

• 77

• 78

• 79

• 80

• An irrational number

Multiple Choice

$$\sqrt[2]{6084}=\ ?$$

• 77

• 78

• 79

• 80

• An irrational number

Multiple Choice

$$\sqrt[2]{3}=\ ?$$

• 1

• 2

• 3

• 1.7

• An irrational number

Multiple Choice

$$\sqrt[2]{6}=\ ?$$

• 1

• 2

• 3

• 2.4

• An irrational number

Multiple Choice

$$\sqrt[2]{8}=\ ?$$

• 1

• 2

• 3

• 2.8

• An irrational number

Multiple Choice

$$\sqrt[2]{10}=\ ?$$

• 1

• 2

• 3

• 3.16

• An irrational number

Multiple Choice

$$\left(-2\right)^2\ =\ ?$$

• 4

• 2

• 1

• 8

• 6

Multiple Choice

$$\left(2\right)^2=\ ?$$

• 4

• 2

• 1

• 8

• 6

Multiple Choice

$$\left(-3\right)^2=\ ?$$

• 9

• 3

• -9

• 6

• 5

Multiple Choice

$$\left(3\right)^2=\ ?$$

• 9

• 3

• 6

• 5

• -9

Multiple Choice

$$\left(-4\right)^2=\ ?$$

• 16

• -16

• 8

• -8

• 6

Multiple Choice

$$\left(4\right)^2=\ ?$$

• 16

• -16

• 8

• -8

• 6

Multiple Choice

$$\left(-5\right)^2=\ ?$$

• 25

• -25

• 10

• -10

• 7

Multiple Choice

$$\left(-5\right)^2=\ ?$$

• 25

• -25

• 10

• -10

• 7

Multiple Choice

$$\left(-6\right)^2=\ ?$$

• 36

• -36

• 12

• -12

• 8

Multiple Choice

$$\left(6\right)^2=\ ?$$

• 36

• -36

• 12

• -12

• 8

Multiple Choice

$$\sqrt[2]{4}=\ ?$$

• 2 because $$\left(2\right)^2=4$$

  or

  -2 because $$\left(-2\right)^2=4$$

• 3 because $$\left(3\right)^2=4$$

  or

  -3 because $$\left(-3\right)^2=4$$

• 4 because $$\left(4\right)^2=4$$

  or

  -4 because $$\left(-4\right)^2=4$$

• 1 because $$\left(1\right)^2=4$$

  or

  -2 because $$\left(-1\right)^2=4$$

• 0

Multiple Choice

$$\sqrt[2]{9}=\ ?$$

• 2 because $$\left(2\right)^2=9$$

  or

  -2 because $$\left(-2\right)^2=9$$

• 3 because $$\left(3\right)^2=9$$

  or

  -3 because $$\left(-3\right)^2=9$$

• 4 because $$\left(4\right)^2=9$$

  or

  -4 because $$\left(-4\right)^2=9$$

• 1 because $$\left(1\right)^2=9$$

  or

  -1 because

  $$\left(-1\right)^2=9$$

• 0

Multiple Choice

$$\sqrt[2]{16}=\ ?$$

• 2 because $$\left(2\right)^2=16$$

  or

  -2 because $$\left(-2\right)^2=16$$

• 3 because $$\left(3\right)^2=16$$

  or

  -3 because $$\left(-3\right)^2=16$$

• 4 because $$\left(4\right)^2=16$$

  or

  -4 because $$\left(-4\right)^2=16$$

• 1 because $$\left(1\right)^2=9$$

  or

  -1 because $$\left(-1\right)^2=16$$

• 0

​This is a CUBE root

​This is 2 Cubed

​This is the CUBE root of 27

​This is a 3 Cubed

​Notice how Cube roots reverse the result of an 3 exponent

​You can do square roots easily on your calculator.
1) Press the orange "2nd" button
2) Press the button that has the orange square root symbol over it. It's circled in red in the picture
3) Enter the Number that you want to
4) Press the " ) " button
5) Press the "ENTER" button