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Prove that : If the coefficients of x^(1...

Prove that : If the coefficients of `x^(10)` in the expansion of `(ax^(2)+(1)/("bx"))^(11)` is equal to the coeffi cient of `x^(-10)` in the expansion of `(ax-(1)/("bx"^(2)))^(11)`, find the relation between a and b where a and b are real numbers.

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The correct Answer is:
`-1` (a,b,c real)
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