Question

8. (x-10) (x+12) =?
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Answer 1

Here is your Solution:

(x-10)(x+12)

x(x-10)+12(x-10)

x²-10x+12x-120

Ans→ x²-2x-120.

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Answer 2

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Step-by-step explanation:

x²+12x+10x+120

x²+2x+120

or

x²+2x+120

by the help of 5th identity also this can possible

x²+(a+b)x+ab