A graphing calculator display 1.89x10^12 as 1.89E 12. how do you think it would display 1.89x10-12? what does the E stand for.

In the rectangle below ac=30 units what is de

Apublic library wants to place 4 magazines and 9 books on each display shelf. the expression 4s+9s represents the total number of items that will be displayed on s shelves. simplify the expression

At oaknoll school, 90 out of 270 students on computers. what percent of students at oak knoll school do not own computers? round the nearest tenth of a percent.