Question

If f(x) is an increasing function then x belongs to?

Answer 1

\[\LARGE f(x)=\tan^{-1}(sinx+cosx)^3\]

Answer 2

@shubhamsrg

Answer 3

yes ? what is the problem is the ? @DLS ?

Answer 4

how to do it is the

Answer 5

f'(x) ?

Answer 6

\[\LARGE f'(x)=\frac{1}{1+(sinx+cosx)^6} \times( cosx-sinx)\]

Answer 7

this >0 in ?

Answer 8

wahi batana hai =.=

Answer 9

denominator ka kya karun

Answer 10

1/(1+ ...) to always >0 hai

Answer 11

kya baat kar rahe ho :O arre haan :|

Answer 12

yes is the :)

Answer 13

cosx>sinx?

Answer 14

yes is the.