1.

If f_(k) (x) = (1)/(k)(sin^(k) x + cos^(k)x) where x in R,k le 1 the f_(4)(x)-f_(6)(x)=

Answer»

`(1)/(6)`
`(1)/(3)`
`(1)/(9)`
`(1)/(12)`

ANSWER :D


Discussion

No Comment Found