If a=2^1/3-2^1/3 then show that 2a^3+6a-3=0

Select all the correct answers. what is 221,000,000,000,000,000,000 expressed in scientific notation?

This stem-and-leaf plot represents the heights of the students on ralph's basketball team. one student's height is missing from the plot. if the mean height of all the students on the team is 61 inches, what is the missing height? a. 55 in. b. 59 in. c. 61 in. d. 65 in.

Which number line represents the solution set for the inequality - x 24?