Using the inverse trig functions, find the measure of angle Z to the nearest degree. 1. 19 degrees
2. 90 degrees
3. 20 degrees
4. 71 degrees

The scatter plot graph shows the average annual income for a certain profession based on the number of years of experience which of the following is most likely to be the equation of the trend line for this set of data? a. i=5350e +37100 b. i=5350e-37100 c. i=5350e d. e=5350e+37100

Two planes leave an airport at the same time, one flying east, the other flying west. the eastbound plane travels 20 mph slower. they are 1600 mi apart after 2 hr. find the speed of each plane.

Describe the 2 algebraic methods you can use to find the zeros of the function f(t)=-16t^2+400.