Answer:
The solution is r <u>></u> 7.
Closed circle at 7 with an arrow pointing to the right
Step-by-step explanation:
It is 780.99999 sorry if i'm incorrect
Answer: The required value of f(3) is 81.
Step-by-step explanation: We are given the following function :

We are to find the value of f(3).
Substituting x = 3 in equation (i), we get

Thus, the required value of f(3) is 81.
Your answer is 22.09. I hope you get right