You deposit $500 in a savings account that earns 9% annual interest compounded monthly. Write a function that represents the balance after t years.

Which function has the smallest y-intercept value

Amerchant has coffee worth $60 a pound that she wishes to mix with 50 pounds of coffee worth $90 a pound to get a mixture that she will sell for $70 a pound. how many pounds of the & 60 coffee should be used?

X2 + y 2 = 36 x + y = 6 solve the system of equations.