Solutions to Quadratics Using Square Roots

• ± 1/4
• ± 9/36
• ± 1/2
• No real solution

• ±81
• ±9
• ±3
• No real solution

Solve.

• A

• B

• C

• D

• 1
• 2
• 3
• 4

x² = 8

• x = ±4

• x = ±2√2

• x = ±4√2

• x = ±√4

x² = 25

• x = -5

• x = 5i, x = -5i

• x = 5

• x = 5, x = -5

Solve using square roots.

• ±81

• ±9

• ±3

• No real solution

• bx

• square roots

• cx

• discriminant

• quadratic formula

• Isolate the

• Take the square root of both sides.

• Eliminate the

Solve using square roots.

• √3

• ±√3

• -3

• No real solution

-x² +16 = 0

• No Real Solutions

• 4

• -4

• 4, -4