Solving Quadratic Equations

Solve by extracting square roots x² = 16.

Choose two values of x.

• x = 8

• x = -8

• x = 4

• x = -4

Solve by extracting square roots x² - 100= 0.

Choose two values of x.

• x = 5

• x = -5

• x = 10

• x = -10

Solve by extracting square roots 2x² = 50.

Choose two values of x.

• x = 5

• x = -5

• x = 10

• x = -10

Solve by extracting square roots 3h² - 147= 0.

Choose two values of h.

• h = 12

• h = -12

• h = 7

• h = -7

Solve by extracting square roots (h - 4)² = 169.

Choose two values of h.

• h = 9

• h = -9

• h = 17

• h = -17

Solve by factoring x² - 10x + 25 = 0.

• x = 5

• x = -5

• x = 10

• x = -15

Solve by factoring h² + 6h = 16.

Choose two values of h.

• h = 8

• h = -8

• h = 2

• h = -2

Solve by factoring x² - 5x - 14 = 0.

Choose two values of x.

• x = 7

• x = -7

• x = 2

• x = -2

Solve by factoring x² + 5x + 6 = 0.

Choose two values of x.

• x = 3

• x = -3

• x = 2

• x = -2

Solve by factoring t² + 2t – 19 = 5.

Choose two values of t.

• t = 4

• t = -4

• t = 6

• t = -6