Define a variable. then write each phrase as an algebraic expression. the cost of a pair of jeans is 4 times the cost of a book.

Given that ot =5, xt=12, and ox= 13 is xy tangent to circle o at t? explain.

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.

Asphere has a diameter of 10 in. what is the volume of the sphere?