Question

factorise: (2p - 39-r)'2
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Answer 1

Step-by-step explanation:

16(2p−3q)

2

−4(2p−3q)

=4(2p−3q)[4(2p−3q)−1] take 4(2p-3q) common,

=4(2p−3q)(8p−12q−1)