Write a recursive formula and an explicit formula for the following arithmetic sequence
13, 17, 21, 25, 29, ..

What’s the answer ? use the picture to see the problem

Aculture started with 4,000 bacteria. after 5 hours, it grew to 5,200 bacteria. predict how many bacteria will be present after 19 hours. round your answer to the nearest whole number.

Angles 1 and 2 are complimentary angles. angle 1 = 52 degrees. what is the measure of angle 2?