Answer:
-- Purple55 is correct! --
[tex]bc-c^{3} = 8[/tex]
Step-by-step explanation:
We know...
[tex]a=4\\(b=8)\\(c=2)\\d=7\\e=3\\f=9\\g=10[/tex]
now just plugin [tex]bc-c^{3} = 8(2) - (2)^{3}[/tex] from here we just need to solve it!
[tex]8(2)-(2)^{3} \\=16-8\\=8[/tex]
I hope this helps you!