Question

factorise:12-(X+X2)(8-x-x2)​

Answer 1

Step-by-step explanation:

12-(3x) (8-3x)

12-(24x-9xsquare)

24x+9xsquare-12

Answer 2

Step-by-step explanation:

12-(x+x^2)(8-x-x^2)

=12-(8x-x^2-x^3+8x^2-x^3-x^4)

= 12-8x-7x^2+2x^3+x^4

followed by the given picture