English, asked by veniswami, 8 months ago

solve quadratic equation by formula.
(x-4) (x+ 2)=0

Answers

Answered by Anonymous

2

your answer dear.........

Explanation:

x²+2x-4x-8=0

x²-2x-8=0

x²-4x+2x-8=0

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

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

so x= -2,4

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