Answers!
Hi Lakshmi
We need to factorise 4y2 - 9
Now,
4y2 - 9
= (2y)2 - 32
Using a2 - b2 = (a - b) (a + b)
= (2y - 3) (2y + 3)
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Answer the question...
Hi Lakshmi
We need to factorise 4y2 - 9
Now,
4y2 - 9
= (2y)2 - 32
Using a2 - b2 = (a - b) (a + b)
= (2y - 3) (2y + 3)
Comment