3. Solve by completing the square. x^2+8x-9=0 The solutions are x =

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asked Mar 19, 2022 206k views

2 Answers

Jayesef · Answer 1 · 2022-03-20T20:39:50+0000

Step 1: Factor left side of equation.
(x - 1)(x + 9) = 0

Step 2: Set factors equal to 0.
x-1=0 or x+9=0
x = 1 or x = -9

The solutions are x = 1 or x = -9

3. Solve by completing the square. x^2+8x-9=0 The solutions are x =

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3. Solve by completing the square. x^2+8x-9=0 The solutions are x =