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ravi saini

· started a discussion

· 1 Months ago

hutiyaa ho ap (Question: 252306.0 )

if we pur x=4 nd y=2 then this option is wrong

Question:
If a = \(\sqrt[3]{xy}+\cfrac{1}{\sqrt[3]{xy}}\), then the value of a3 – 3ay – x is —
Options:
A) \(\cfrac{y^2}{x}\)
B) \(\cfrac{x^2}{y}\)
C) \(\cfrac{a^2}{x}\)
D) \(\cfrac{a^2}{y}\)
Solution:
Ans: (a)


Shubham

· commented

· 1 Months ago

this should be applicable for all values...

Pankaj Kumar Singh

· commented

· 1 Months ago

Put value wisely ...try only perfect cube number
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