Which notations accurately represent the range? Check all that apply.
Of, 2) U (2,00)
01-00,-2) U (-2,00)
{yly ER, YE-2}
{yly ER, Y + 2
Oy<2 or y > 2
Oy<-2 ory>-2

My math teacher told my class to "steal" a 6th grade fraction word problem from the internet, word problems? : -p requirements: only a 1 step word problem. needs to be complex.

An investment decreases in value by 30% in the first year and decreases by 40% in the second year. what is the percent decrease in percentage in the investment after two years

Acomputer store buys a computer system at a cost of $370.80. the selling price was first at $ 618, but then the store advertised a 20 % markdown on the system. answer parts a and b. a. find the current sale price.