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If : y=(7k)/(1+x)," then: "7kx*(dy)/(dx)...

If : `y=(7k)/(1+x)," then: "7kx*(dy)/(dx)=`

A

`x(y-7k)`

B

`k(y-x)`

C

`y(y-7k)`

D

`7k(x-y)`

Text Solution

Verified by Experts

The correct Answer is:
C
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