Answer:
k = -2
Explanation:
Here Given that g(x) = k f(x)
From the graph we can observe that at x = -3 they gave the values of f(x) and g(x) which are
f(-3) = 1
g(-3) = -2
In the given equation substitute that x = -3
we get g(-3) = k f(-3)
on substituting the values we get

k = -2