Question

factorise: (x²-x-42) (x-7)​

Answer 1

Answer:

x^2-x-42

x^2-(7x-6x)-42

x^2-7x+6x-42

x^2+6x-7x-42

x(x+6)-7(x+6)

(x+6) (x-7)

This is the answer of this question

I hope this will help you