SIMPLIFY;

1) a² + b - ab - a

2) 6x² - x - 15

Asked by justjasonpong | 6th Dec, 2018, 06:41: PM

Expert Answer:

a² + b - ab - a
= a² - ab + b - a
= a(a - b) - (a - b)
= (a - b) (a - 1)

Answered by Sneha shidid | 7th Dec, 2018, 09:51: AM