Solve for x.

2x^2=72

A. −6 and 6

B. −8 and 8

C. −18 and 18

D. −36 and 36

I got A is that correct?

Which graph represents an even function?

Given δjkl : δxyz, find x. a)10 b)12 c)16 d)20

The poll report includes a table titled, “americans using cash now versus five years ago, by age.” the age intervals are not equal. why do you think the gallup organization chose the age intervals of 23–34, 35–54, and 55+ to display these results?