Mathematics
Factorise the following:
a(a - 2b - c) + 2bc
Factorisation
36 Likes
Answer
a(a - 2b - c) + 2bc
= a2 - 2ab - ac + 2bc
= a2 - ac - 2ab + 2bc
= a(a - c) - 2b(a - c)
= (a - 2b)(a - c).
Hence, a(a - 2b - c) + 2bc = (a - 2b)(a - c).
Answered By
23 Likes