1.

d/(dx)[(cosx)^(logx)+(logx)^(x)] =

Answer»

`(logx)^X[1/(logx)+LOG(logx)]+(COSX)^(logx)[1/xlog(cosx)-logx.tanx]`
`(cosx)^(logx)[log(cosx)-cotx.logx]+(logx)^(logx)[1+log(logx)]`
`((cos x)^("log" x) + ("log x")^(x))["log" x."cos " x + x " log" x]`
`(logx)^(x)[logx+log(logx)](cosx)^(logx)`

ANSWER :A


Discussion

No Comment Found