x ,1,2,3,4,5

Question

f(x) 5,10 ,20, 40, 70
is this function increasing or decreasing
x,1,2,3,4,5
g(x) 15,25,33,38,40
is this function decreasing or increasing

Answer 1

The first function f(x) is increasing because as the value of x increases, the corresponding value of f(x) also increases.

The second function g(x) is decreasing because as the value of x increases, the corresponding value of g(x) decreases.