Answer:
f(-2) = -1
Step-by-step explanation:
f(x) = -x^2 + 3
f(-2) means when x is -2
Shown in the graph below, the point of solution is: (-2,-1), so when x is -2 y is -1
The first one is 8 and here's a graph. the second one is 5 again here's a graph
I think it is 2.5 but not sure correct me if i am wrong
What you help with exactly?