The area of a rectangular room is given by the expression 2x^2 + x − 21, where x is in feet. Assume the length of the room is longer than the width. Write the given quadratic expression in factored form.

Alawn mower manufacturer incurs a total of 34,816 in overhead costs and 388 per lawn mower in production costs. how many lawn mowers were manufactured if the average cost of productions is 660

What is the perimeter of square abcd? units units 28 units 37 units

Sketch the region enclosed by the given curves. decide whether to integrate with respect to x or y. draw a typical approximating rectangle and label its height and width. y= 5x, y=7x^2then find the area s of the region.