Question

x^2 + 8x + 7 = 0 solve as factorization
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Answer 1

x² + 8x + 7 = 0

x² + 7x + 1x + 7 = 0

x ( x + 7 ) + 1 ( x + 7 ) = 0

( x + 7 ) ( x +1 ) = 0

since product of two number is zero

Therefore,

x+ 7 = 0

x = – 7

and

x + 1 = 0

x = – 1

Answer 2

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