Question
Cube root of 217 is
Answer: Option A
:
A
(217)13 = (63+1)13 = 6(1+163)13
On expansion by binomial theorem
= 6(1+13×216−1×23×3×2(1216)2+.........) = 6.01
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:
A
(217)13 = (63+1)13 = 6(1+163)13
On expansion by binomial theorem
= 6(1+13×216−1×23×3×2(1216)2+.........) = 6.01
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