8:2(2+2) Simplemost V

Suppose that the price p, in dollars, and the number of sales, x, of a certain item follow the equation 4 p plus 4 x plus 2 pxequals56. suppose also that p and x are both functions of time, measured in days. find the rate at which x is changing when xequals2, pequals6, and startfraction dp over dt endfraction equals1.5.

15 points what is the end behavior of this graph? & what is the asymptote of this graph?

The equation of a parabola is given. y=18x2+4x+20 what are the coordinates of the focus of the parabola?