Question

The zeros of quadratic polynomial x square - 2 x - 8 are

Answer 1

Answer:

x square -2x -8 =0

x square -2x =8

x square =8 +2x

x = √8 +2x

Answer 2

Answer:

x=-2;x=4

Step-by-step explanation:

x^2-2x-8

x^2-4x+2x-8=0

here we are using middle term splitting method.

x(x-4)+2(x-4)=0

(x+2)(x-4)=0

therefore

x=-2 or x =4

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