Answer:
a) $3480
b) $4036.8
Step-by-step explanation:
The compound interest formula is given by:

Where A(t) is the amount of money after t years, P is the principal(the initial sum of money), r is the interest rate(as a decimal value), n is the number of times that interest is compounded per year and t is the time in years for which the money is invested or borrowed.
Suppose that $3000 is placed in an account that pays 16% interest compounded each year.
This means, respectively, that 
So



(a) Find the amount in the account at the end of 1 year.
This is A(1).


(b) Find the amount in the account at the end of 2 years.
This is A(2).

Answer:
The graph would be a line starting at one and moving to the left infinitely. The dot would be closed.
Answer:
Third option: 
Step-by-step explanation:
Given the function:

Since the ball never leaves the ground, you need to substitute
in the function in order to determine the time the soccer ball traveled:

Factorizing, you get:

Then:

Therefore the time the ball traveled was:

Answer:
That is correct
Step-by-step explanation:
180° rotation about origin just means that you have to flip the pre-existing image across the x-axis
Good job!