Hello from MrBillDoesMath!
Answer:
16
Discussion:
(6 -2 ) ^2 =
4 ^ 2 =
16
Thank you,
MrB
Here your base (1.5) is greater than zero, so you have exponential growth here. That " ^ " is the tip-off to exponentiation.
believe the answer is 8 because sulfur has 6 valence electrons and when it becomes sulfide it gains two electrons making it 6+2=8.