Answer:
if
and
.
Step-by-step explanation:
We are given
and
.
We are asked to find
.
means 

You only have one pair of like terms, that is the constants.


The rate defines how much the portion is of the base.
Answer:
C
Step-by-step explanation:
8i
√-64 = i√64 = 8i
27 divided by 3 = 9
9 times 5 = 45
Answer:
12
Step-by-step explanation:
We can see that the base TA is 4, and the second base RS is 2. We can see that the height is 4. The area of a trapezoid is:

Using this, we can substitute, and get:

Hope it helps!!