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If y=xsqrt(a^(2)+x^(2))+a^(2)log(x+sqrt(...

If `y=xsqrt(a^(2)+x^(2))+a^(2)log(x+sqrt(a^(2)+x^(2)))`, then show that `dy/dx=2sqrt(a^(2)+x^(2))`.

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The correct Answer is:
`2sqrt(a^2+x^2)`
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