If x+1/16x=1 find 64x^3+1/64x^3
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Hii friend,
X+1/16X = 1
X+1 = 16X
16X -X = 1
15X = 1
X = 1/15......(1)
THEREFORE,
64X³ + 1/64X³ = 64×(1/15)³ + 1 / 64 × (1/15)³
= 64×1/3375 + 1/ 64×1/3375 = 64/3375+1/64/3375 = 64+3375/3375/64/3375
= 3439/64 Ans.
X+1/16X = 1
X+1 = 16X
16X -X = 1
15X = 1
X = 1/15......(1)
THEREFORE,
64X³ + 1/64X³ = 64×(1/15)³ + 1 / 64 × (1/15)³
= 64×1/3375 + 1/ 64×1/3375 = 64/3375+1/64/3375 = 64+3375/3375/64/3375
= 3439/64 Ans.
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