Suppose Mario either wants to earn no more than $500 or more than $500 to afford his phone. How would the inequalities be different based on these two phrases?

Which is an equation for the nth terms of the sequence 12,15,18,21

Parabolas y=−2x^2 and y=2x^2 +k intersect at points a and b that are in the third and the fourth quadrants respectively. find k if length of the segment ab is 5.

What is the measure of one interior angle of a pentagon