factorise 4 p square -9 p square
Answers
Answered by
21
Answer:
(2p-3p) whole square and then solve it
Answered by
56
Step-by-step explanation:
4p² - 9p²
( a² - b² ) = ( a - b) ( a + b)
= ( 2p - 3q) ( 2p + 3 q)
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