How do you factor #36a ^ { 2} - 36a b - 27b ^ { 2}#?
2 Answers
9(2a - 3b)(2a + b)
Explanation:
Given,
Explanation:
->
we try to find the product of factor for (4 * 3 = 12), then we get
thereofore we replace
We separate into 2 portions and factor it.
1.
2.
it is correct when both of them have a same of
therefore,
therefore,