Question

100 ²+10x-1200 factorise it​

Answer 1

Answer:

100²=10000

10000+10x-1200

=10000-1200+10x

= 8800+10x

Answer 2

Given expression:

100 ²+10x-1200

What to do:

We have to factorise the given equation

Solution:

$\mathsf{100^2+10x-1200}\\\\\mathsf{=10000+(40-30)x-1200}\\\\\mathsf{=10000+40x-30x-1200}\\\\\mathsf{=40(250-x)-30(x+40)}$