SOLUTION: Factorise: 1. a^2 - b^2 - 3(b - a) 2. a^2/b^2 - b^2/a^2

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Question 756077: Factorise:
1. a^2 - b^2 - 3(b - a)
2. a^2/b^2 - b^2/a^2
Answer by josgarithmetic(39620) About Me  (Show Source):
You can put this solution on YOUR website!
a^2 - b^2 - 3(b - a) ?
(a-b)(a+b)-3(b-a)
(a-b)(a+b)+3(a-b)
(a-b)((a+b)+3)
(a-b)(a+b+3)