If $10,000 is invested at an interest rate of 3.5% each year, what is the value of the investment in 7 years? write an exponential function and solve.

If a baseball player hits a baseball from 4 feet off the ground with an initial velocity of 64 feet per second, how long will it take the baseball to hit the ground? use the equation h = −16t2 + 64t + 4.

To complete your spring schedule, you must add calculus and physics. at 9: 30, there are three calculus sections and two physics sections; while at 11: 30, there are two calculus sections and three physics sections. how many ways can you complete your schedule if your only open periods are 9: 30 and 11: 30?

One of the same side angles of two parallel lines is 20° smaller than the other one. find the measures of these two angles.