Solving Quadratics Using Square

x² + 4 = 68

• ± 8

• ± √8

• 8

• ± 64

3x² - 1 = 14

• 5

• -√5

• -√5, √5

• √5

Solve using square roots.
4m² - 100 = 0

• m=25, -25

• m=96

• m=5, -5

• m=-96

x² = 121

• x = 10, -10

• x = 12, -12

• x = 11, -11

• x = 9, -9

Solve using square roots.
5b² - 4 = 41

• b = 9, b = -9

• b = 3, b = -3

• b = 8, b = -8

• no solution

Solve using square roots.
k² - 6 = 43

• k = √37

• k = 37 or - 37

• k = 7, k = -7

• no solution

Solve for h.
(h - 2)² = 9

• h = 5, -1

• h = 5, -5

• h = 5

• h = -1

Solve by taking the square root:

x² = 49

• -7

• 7

• 49

• ±7

x² -4 = 77

• 9

• -9

• No Real Solutions

• ±9

Solve by taking the square root:

4x² = 100

• ±10

• ±25

• ±5

• 5