1.use triangle abc to answer the following :
a ) find the value of x.
b ) compare the ratios for sin a and cos b. explain
c) what is the angle measure in degrees for angle a?

2. what are the inverse trig functions and their ratios?

3.using triangle dog to find the length of side og.

If $740 is invested at an interest rate of 11% per year and is compounded continuously, how much will the investment be worth in 7 years? use the continuous compound interest formula a = pert.

Suppose you just purchased a digital music player and have put 8 tracks on it. after listening to them you decide that you like 4 of the songs. with the random feature on your player, each of the 8 songs is played once in random order. find the probability that among the first two songs played (a) you like both of them. would this be unusual? (b) you like neither of them. (c) you like exactly one of them. (d) redo () if a song can be replayed before all 8 songs are played.

Find the maximum value of p= 4x + 5y subject to the following constraints :