Question

Using the graph of f(x) and g(x), where g(x) = f(k⋅x), determine the value of k.

1. 4
2. 1/4
3. -1/4
4. −4
Please help!!

Answer 1

1. 4

Explanation:

the slope of:

f(x) = 10/2=5

g(x) = 10/½=20

so, g(x) = f(4.x)

=> k = 4