1+64x3=13+4x3 #160; #160; #160; #160; #160; #160; #160; #160; #160; #160; #160; #160; #160; #160; #160;=1+4x12 1 #215;4x+4x2 ...

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Factorize:1+6...

Question

Factorize:
1 + 64x³

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Solution

$1 + 64 x^{3} = {(1)}^{3} + {(4 x)}^{3} = (1 + 4 x) [{(1)}^{2} - 1 \times 4 x + {(4 x)}^{2}] = (1 + 4 x) (1 - 4 x + 16 x^{2})$

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