Mathematics
Evaluate:
(2a + 3) (2a - 3)
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Answer
(2a + 3) (2a - 3)
Using the formula
[∵ (x + y)(x - y) = x2 - y2]
= (2a)2 - 32
= 4a2 - 9
Hence, (2a + 3) (2a - 3) = 4a2 - 9
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Evaluate:
(2a + 3) (2a - 3)
10 Likes
(2a + 3) (2a - 3)
Using the formula
[∵ (x + y)(x - y) = x2 - y2]
= (2a)2 - 32
= 4a2 - 9
Hence, (2a + 3) (2a - 3) = 4a2 - 9
Answered By
5 Likes