factorise:(2a+3b) square -4c square
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Answered by
15
(2a+3b)square-4csquare
=(2a+3b)square -(2c)square
=(2a+3b+2c)(2a+3b-2c)
Answered by
31
Answer:
(2a+3b-2c)(2a+3b+2c)
Step-by-step explanation:
(2a+3b)²-4c²
(2a+3b)²-(2c)²
=(2a+3b-2c)(2a+3b+2c)
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