The equation for this line is y = (1/2)x + 3. Is the point (20, 13) on this line? Explain your reasoning.

Answer this question only if you know the answer! 30 points and

How to choose the sign of the radical in the denominator of the formula for the distance from a point to a line.

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.