Answer:
Step-by-step explanation:
It is 6 and the sentence is 4+2
Quick access
n>-6 and n<3 (there's your answer my friend)
0.75 or 3/4
f(-2) = 3•2^-2
f(-2) = 3•0.25
f(-2) = 0.75 or 3/4
Hope this helps! :)