If f(1)=3,f'(1)=(1)/(3),g(1)=-4,g'(1)=(-...

If `f(1)=3,f'(1)=(1)/(3),g(1)=-4,g'(1)=(-8)/(3)` then the derivative of `sqrt((f(x))^(2)+(g(x))^(2))` w.r.to x at x=1 is
a) `(-29)/(15)` b) `(7)/(3)` c) `(31)/(15)` d) `(29)/(15)`

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If `f(1)=3,f'(1)=(1)/(3),g(1)=-4,g'(1)=(-8)/(3)` then the derivative of `sqrt((f(x))^(2)+(g(x))^(2))` w.r.to x at x=1 is a) `(-29)/(15)` b) `(7)/(3)` c) `(31)/(15)` d) `(29)/(15)`

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If `f(1)=3,f'(1)=(1)/(3),g(1)=-4,g'(1)=(-8)/(3)` then the derivative of `sqrt((f(x))^(2)+(g(x))^(2))` w.r.to x at x=1 is
a) `(-29)/(15)` b) `(7)/(3)` c) `(31)/(15)` d) `(29)/(15)`