Use the graph to evaluate the function for the given input value. f(−1) = –2 f(1) = 2 help me please

the correct answers i think are b. and d.

give me brainliest if it is correct!

this is the formula: v = the value of investment at the end of the time period

p = the principal amount (the initial amount invested)

r = the annual interest rate

n = the annual frequency of compounding (how many times a year interest is added)

t = the number of years the money is invested

^ means raise to the power of

the answer would be a 24

step-by-step explanation:

c=2πr=2·π·3=24

the correct answer is c