Question

Factorise (p+q) -11 (p+q) -42

Answer 1

Answer:

suppose,(p+q)=x

x-11x-42

x-(14-3)x-42

x-14x+3x_42

x(x-14)+3(x-14)

(x-14)(x+3)

(p+q)-14

or,(p+q)+3