SOLUTION: Factorise (2x+3y)^(2)(–5)(2x+3y)–14

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Question 724163: Factorise
(2x+3y)^(2)(–5)(2x+3y)–14
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Factorise
(2x+3y)^(2)(–5)(2x+3y)–14
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Sub u for (2x+3y)
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u^2 - 5u - 14
Factor that, then sub (2x+3y) for u.