PLEASE HELP which of the following square roots is closest to 11?

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 quartic functions has x = –1 and x = –2 as its only two real zeroes?

Bring the fraction a/a-4 to a denominator of 16-a^2