Question

factorise the following :4p² - 9 ​

Answer 1

using identity a²-b²=(a+b)(a-b)

4p²-9=(2p)²-(3)²

=(2p+3)(2p-3)

Step-by-step explanation:

hope it helps uh!!!

Answer 2

Answer:

using identity a²-b²

Step-by-step explanation:

4p² can be expressed as (2p)²

9 can be expressed as (3)²

therefore, here a=2p

b=3

we know a²-b²=(a+b) (a-b)

(2p+3) (2p-3)

hope it helped you

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