Which values of C will cause the quadratic equation -x^+3x+c=0. To have no real number solutions? Check all that apply

Figure abcd is a parallelogram. if point c lies on the line x = 2, what is the y-value of point c?

What is the ratio for the surface areas of the cones shown below, given that they are similar and that the ratio of their radil and altitudes is 4: 3? 23

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.