Match each volume with its shape..

Find the zeros of the function. write the smaller solution first, and the larger solution second f(x)= (x+6)^2-49

2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?

Which of the following shows the graph of y=2e^x?