Which function has an inverse that is a function?
b(x) = x2 + 3
d(x) = -9
m(x) = -7x
p(x) = x1

What is the sum of these mixed numbers 4 2/3+ 3 1/9

Eric drove 275 miles in 5 hours. at the same rate how long would it take him to drive 495 miles?

Use the ratio test to determine whether ∑n=14∞n+2n! converges or diverges. (a) find the ratio of successive terms. write your answer as a fully simplified fraction. for n≥14, limn→∞∣∣∣an+1an∣∣∣=limn→∞.