Question

Which of the following is true for the function f(x) = In x + 2 increasing.

Answer 1

Answer:

f(x) =x+2

f'(x)=1

Step-by-step explanation:

f(x) +f'(x) =1

x+2+1

x+3=1

x=1-3

x=-2

x+2=0

Hence it is increasing