Quadratic Functions
Determine the value of y, if x is −4.
y=x^2-8

Polygon abcde is reflected to produce polygon a′b′c′d′e′. what is the equation for the line of reflection?

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.

Find the nonpermissible replacement for binthis expression.b2/5b +5