Answer:
f(1) = 2*1 - 1 = 1
f(0) = 2*0 - 1 = -1
f(-1) = 2*-1 - 1 = -3
f(2) = 2*2 - 1 = 3
Step-by-step explanation:
I used my calculator, so they should be correct.
The Answer Is Going To Be 1
Because ......
