What is the length of arc ab, if the radius of circle l is 12 inches?

24.07 inches

724.5 inches

75.36 inches

3.14

Ineed to know the answer to this algebra question.

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→∞.

Robin spent 25% more time on his research project than he had planned he’s been an extra h ours on the project which of the following expressions could represent the number of hours rob actually spent on the project