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Find (a +b)^4 - (a - b)^4. Hence, evalua...

Find `(a +b)^4` - `(a - b)^4`. Hence, evaluate `(sqrt3 + sqrt2)^4` - `(sqrt3 - sqrt2)^4`.

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The correct Answer is:
`= 40 sqrt(6)`
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NEW JOYTHI PUBLICATION-BINOMIAL THEOREM-QUESTIONS FROM COMPETITIVE EXAMS
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  6. The coefficient of x^(-9) in the expansion of (x^(2)/2 - 2/x)^(9) is

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  19. If the expansion of (3sqrt(x)/7 - 5/(2xsqrt(x)))^(13n) contains a term...

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  20. Prove that ""^(10)C(2)+2xx^(10)C(3)+^(10)C(4)=^(12)C(4)

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