What is y=2/3x-4 graphed

The tangent of an angle is not which of the following? a) ratiob) proportionc) fractiond) opposite over adjacent

If there is no real number solution to the quadratic equation x^2+2x+c=0 what is a possible value of c? 1 -2 0 3

In two or more complete sentences, determine the appropriate model for the given data and explain how you made your decision. (1,-1), (2,0.5), (5,1.5), (8,2)