Solve x4 − 7x2 − 18 = 0

Adam plans to choose a video game from the section of the store where everything is 75% off. he writes the expression d-0.75d to find the sale price of the game if the original price is d dollars. gena correctly writes another expression, 0.25d, that will also find the sale price of the game if the original price is d dollars. use the drop down menus to explain each part of adams and rena's expression

Which expression is equivalent to7_/x^2 ÷ 5_/y^3? assume y# 0

Which number line represents the solution set for the inequality -1/2x> 24?