Answer:
The toy's maximum height is .
Step-by-step explanation:
The equation that models the toy's height in feet from the ground at t seconds after he threw it is given by :
.....(1)
It is required to find the toy's maximum height. For maxima or minima, put
Plugging the value of t in above equation,
Now put t = 1.75 s in equation (1) such that,
So, the toy's maximum height is .
Answer:
She will be charged $180 once lets the account go past 6 months before making a payment.
Step-by-step explanation:
This is a simple interest problem.
The simple interest formula is given by:
In which E is the amount of interest earned, P is the principal(the initial amount of money), I is the interest rate(yearly, as a decimal) and t is the time.
After t years, the total amount of money is:
In this question:
If she pays within 6 months, she is not charged any interest.
However, if after 6 months she has not paid the balance, she is charged 20% interest for this period.
Barbara financed a new bedroom set at the furniture store for $1,800.
This means that
20 percent interest
This means that
How much interest will she be charged once she lets the account go past 6 months?
6 months is half a year, so this is E when
She will be charged $180 once lets the account go past 6 months before making a payment.
