Question

What is the zeros of the polynomial x 2 square+ 2x -8?

Answer 1

Answer:

${x}^{2} + 2x - 8 \\ {x}^{2} + 2x - 4x - 8 \\ x(x + 2) - 4(x + 2) \\ (x - 4)(x + 2) \\ x = 4 \: and - 2$

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