Jay evaluated the expression 3x(3+12 (divided by)3)-4 for his first step he added 3+12 to get 15. what is jays error? find the correct answer. ( sorry their was no division sign)

What is the length of an with endpoints a 3,2 and b 8,14

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.

Icould really use some with this question.