If the original pair of a pair of shoes is $80 but a sign above the shoes reads “ sale - 20% discount”, then what price would a customer pay for the shoes (excluding tax)?
a. 64
b. 80
c. 60
d. 16
e. 6

The table represents a function. what is f(-2)? a.-3 b. -1 c.1 d.3

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)

At the beginning of year 1, carlos invests $600 at an annual compound interest rate of 4%. he makes no deposits to or withdrawals from the account. which explicit formula can be used to find the account's balance at the beginning of year 5? what is, the balance?