The half-life of a certain radioactive element is about 1600 years. After 3100 years, what percentage P of a sample of this element remains? About % of the sample remains. (Round to the nearest tenth as needed.)

What is the inverse of the function f(x) = 2x + 1?

What will the graph look like for a system of equations that has no solution? a. the lines will be perpendicular. b. the lines will cross at one point. c. both equations will form the same line. d. the lines will be parallel.

Asunflower was 20 1/2 inches tall. over the next 6 months, it grew to a height of 37 inches tall. what was the average yearly growth rate of the height of the plzzz write a proportion i will give you 100 points