Given the function f(x)=-x^2-7x+19, determine the average rate of change of the function over the interval −9≤x≤3.

Which of the binomials below is a factor of this trinominal? x^2-13+30

What is the perimeter of trapezoid jklm? + units 2 + + units 9 + units 9 + + 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.