Question

(x+5)²-4(x+5) factorise them

Answer 1

Answer:

(x+5)(x+1)

Step-by-step explanation:

(x+5)²-4(x+5)

= x²+10x+25 - 4x-20 (Using Identity (i))

= x²+6x+5

= x²+x+5x+5 (Factorizing by regrouping)

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

= (x+5)(x+1)