(2a+b)2 - 6a-3b-4 factorise
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Answered by
6
Answer:
(2a+b) 2
−6a−3b−4
=(2a+b) 2
−3(2a+b)−4
=(2a+b) 2
−4(2a+b)+(2a+b)−4
=(2a+b)((2a+b)−4)+1((2a+b)−4)
=(2a+b−4)(2a+b+1)
Hope this will help you ☺️
Answered by
15
Factorisation of (2a+b)² -6a-3b -4
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