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Question
Evaluate : (2a−b) (2a+b) (4a2+b2)
Sum
Solution
(2a−b) (2a+b) (4a2+b2)
= [(2a)2−(b)2] (4a2+b2)
= (4a2−b2) (4a2+b2)
= (4a2)2 − (b2)2
= 16a4 − b4
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Product of Sum and Difference of Two Terms
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