The function f:R rarr R be defined by f(...

The function `f:R rarr R` be defined by `f(x)=2x+cosx` then `f`

A

has a minimum at `x=pi`

B

has a maximum at x =0

C

is a decreasing function

D

is an increasing function

Verified by Experts

The correct Answer is:

D

Similar Questions

Explore conceptually related problems

The function f:R rarr R be defined by f(x)=2x+cos x then f

The function f:R rarr R is defined by f(x)=3^(-x)

The function f:R rarr R defined as f(x) = x^3 is:

f:R rarr R defined by f(x)=x^(2)+5

f:R rarr R defined by f(x)=x^(3)-4

the function f:R rarr R defined as f(x)=x^(3) is

The function f:R rarr R defined by f(x)=x(x-2)(x-3) is

Is the function f:R rarr R be defined by f(x)=2x+3 a one on one function?