Answer:

Step-by-step explanation:
Use these formulas

Now solve

Answer:
7. is 2 squared. I didn't show my work but I am very sure that's the answer.
Answer:
B.
Step-by-step explanation:
Domain is the x-coordinate and the range is the y-coordinate.
B. Domain: {7}
Range: {-4, -2, 1, 4, 6}
I = PRT
$360 = $8000 x R X 1
$360 = $8000 X R
$360/$8000 X R /$8000
0.045 = R
R= 0.045 * 100
R = 4.5%