1.

If f′′(x)>0 ∀ x∈R , f′(3)=0 and g(x)=f(tan2x−2tanx+4) for 0<x<π2, then g(x) is increasing in :

Answer»

If f′′(x)>0 xR , f(3)=0 and g(x)=f(tan2x2tanx+4) for 0<x<π2, then g(x) is increasing in :



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