Answer:
F(-2)=-5
Step-by-step explanation:
(-2)^3-6/-2=(-2)(-2)(-2)-6/(-2)=-8+3=-5
F=6
7+8-9
=6
6.33:20
there are nine ducks and 3 swans
sqrt of 9 equals 3
3 + 9 = 12
u just add it