What is the simplified form of the expression 6c(2c-3d-4)

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.

For the following geometric sequence, find the recursive formula. {-80, 20, -5, } i need : ')

What is the total surface area of this square pyramid?