Answer:

Step-by-step explanation:
ill suppose that you mean : "solve for b" not for d, since there is no d term in the formula given. So:

Answer: The median number of posts made is 8.5
The answer is 112.09 i added 89+3+3+8+2=105+7.09=112.09
4^-3
You first need to make the exponent positive. To do this put it in a fraction.
1/4^3
Now solve the exponent.
4 * 4 * 4 =
^
16*4 = 64
1/64 is your answer