An investment of $10,000 is made at 7% interest per year, compounded continuously.
a. Find the function A(t) that models the value of this investment at any time t.
b. At what time is the value of this investment growing at a rate of $1000 per
year? Round to 2
decimal places.

The line y = x + passes through (−3, 7) and is parallel to y = 4x − 1.

Question 5 spring semester final exam math evaluate

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?