Answer:
The answer is 9.
I used a calculator, I recommend Algebra Calculator MathPapa
9
Step-by-step explanation:
hope this helps (and maybe i can even get brainly lol)
Answers:
f(1) = -1
f(0) = 1
f(2) = 1
f(-2) = 17
A = 2π +πrl
A - 2π = πrI subtract by 2π
(A- 2π)/(πr) = I divide by πr to isolate I
