The expression 2 x 2 x 2 represents the number of cells after 1 hour if there is 1 cell at the start. How can you write this expression using exponents? How many cells will there be after 3 hours?

The parabola x= √y-9 opens: a.)up b.)down c.)right d.)left

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.

What is the best approximation for the area of a circle with a radius of 4 m ? use 3.14 to approximate pi