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प्रश्न
If y = x . log x then `dy/dx` = ______.
पर्याय
1
`1/x`
log x
1 + log x
उत्तर
If y = x . log x then `dy/dx` = 1 + log x.
Explanation:
`dy/dx=x.d/dx(logx)+logx.d/dx(x)`
`= x.(1/x) + log x .(1)`
= 1 + log x
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