Question

$(x + 1) ^{2} + x - 5$


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Answer 1

= x + 1 + x + - 5

= ( x + x ) + ( 1 + - 5)

= 2x - 1...

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Answer 2

Answer:

(x+1)^2+x-5

=x^2+1+2x+x-5

=x^2+3x-4

=x^2+4x-x-4

=x(x+4)-(x+4)

=(x-1)(x+4)

==>x=1 & -4