1.

Factorize each of the following expressions:(3x + 4y)4 - x4

Answer»

[(3x + 4y)2]2 – (x2)2
= [(3x + 4y)2 + x2] [(3x + 4y)2 – x2]
= [(3x + 4y)2 + x2] [3x + 4y + x] [3x + 4y – x]


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