Find the circumference of a circle with each 18.2cm diameter​

For which rational expression is -2 an excluded value of x?

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.

Which of the following is the explicit rule for a geometric sequence defined a recursive formula of a -5a for which the first term is 23?