All of them have the same answer of -8 except the last one.
For this case we must find the quotient of the following expression:

By definition of power properties we have:

Rewriting the expression we have:

By definition of multiplication of powers of the same base we have to put the same base and add the exponents:

Answer:

(3.5, 16)
Midpoint Formula is
((x1+x2)/2, (y1+y2)/2)
Answer:
No spam no help
Step-by-step explanation:
Answer:
sorry I forgot try googling it