3a / b²
....................................
I think it’s the third one
Answer:
2
Step-by-step explanation:
3 x 2 = 6
1 x 2 = 2
hope it helps
sorry if I'm wrong
Answer:
0.786
Step-by-step explanation:
Answer:

Step-by-step explanation:
The given expression is 
We want to find the value of h(-9).
We substitute r=-9 to obtain:

We multiply out to obtain:

We simplify the denominator to obtain:

This is the same as:
