Question 982616
Hi there,
8x^3-15x^2+21x-15x^2-11x^3
Collect like terms
8x^3 - 11x^3 -15x^2 -15x^2 + 21x
-3x^3 -30x^2 + 21x
Take out common factor
-3x(x^2 +10x - 7)
Hope this helps:-)