The law of cosines for abc can be set up as 52 = 72 + 32 – 2(7)(3)cos(b). what could be true about abc? law of cosines: a2 = b2 + c2 – 2bccos(a) a = 5 and c = 7 a = 3 and c = 3 b = 7 and c = 5 b = 5 and c = 3

33% of college students say they use credit cards because of the rewards program. you randomly select 10 college students and ask each to name the reason he or she uses credit cards. find the probability that the number of college students who say they use credit cards because of the rewards program is (a) exactly two, (b) more than two, and (c) between two and five inclusive. if convenient, use technology to find the probabilities.

What is the frequency of the sinusoidal graph?

To decrease an amount by 16% what single multiplier would you use