A.
2/3
B.
1/4
C.
3/4
D.
1/6
Answer:
1. x=7
2. x=11
3. x=0.2
Step-by-step explanation:
Answer:
...
give me a sec to think
Step-by-step explanation:
Answer:
1/(b^2)
Step-by-step explanation:
using exponential rules, we know that the problem can be simplfied by subtracting the exponents
b^(11-9)
b^(-2)
which then just simplifies to
1/(b^2)