Solving Quadratic Square Root

• 9

• -9

• 7

• -7

Solve using square roots.

• ± 1/4

• ± 9/36

• ± 1/2

• No real solution

x² + 4 = 68

• ± 8

• ± √8

• 8

• ± 64

Solve using square roots.

• √3

• ±√3

• -3

• No real solution

7x² + 1 = 8

• ± 1

• ± 7

• ± √7

• ± 8

Solve by taking square roots:
3 + 9r² = 12

• r = 0

• no solution

• r = 3, r = -3

• r = 1, r = -1

Solve
(x-5)² = 25

• ±0

• ±10

• 10, 0

• -10, 0

Solve
(x+3)²-5 = 9

• ±√14 -3

• √14 - 3

• ±11

• ±5

Solve by factoring
(x - 2 )² = 49

• -5, 9

• ^{7, -7}

• 9, -5

• ^{9, -9}

Use the square root property to solve the Quadratic Equation.
2(x - 4)² = 200

• ±10

• -14, 6

• -6, 14

• 100