If f(x)=−6x+9, find f(3).
Final Answer: −9.
Step 1 :The function f(x) is a linear function. When we substitute x=3 into the function, we get f(3)=−6∗3+9.
Step 2 :After substituting x=3 into the function, we get f(3)=−9.
Step 3 :Final Answer: −9.