Solve w? = 64, where w is a real number. Simplify your answer as much as possible.
40
If there is more than one solution, separate them with commas.
If there is no solution, click on "No solution".

Ivan and jeff buy a package of 8 pens for $4.00. ivan wants 5 of the pens, and jeff wants 3.how much should each student pay?

Find the domain of the following expression: 1/(√x)-2

What is the range of the function? f(x)=-2|x+1|? a. all real numbers. b. all real numbers less than or equal to 0. c. all real numbers less than or equal to 1. d. all real numbers greater than or equal to 1