Question

factorise (x+5)^2 - 4(x+5) answer should be (x+5) (x+1)

Answer 1

We know that (a+b)^2 = a^2 + b^2 + 2ab.

(x + 5)^2 - 4(x + 5)

x^2 + 25 + 10x - 4x - 20

x^2 + 6x + 5

(x + 5)(x + 1).


Hope this helps!

Answer 2

Solution ●●●●
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= ( x + 5 ) ( x + 5 - 4 )

= ( x + 5 ) ( x + 1 )

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I hope it will help you
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