A curve has equation y = 4x2 + 13x + 12 A line has equation
y = x + 3
Show that the curve and the line have exactly one point of intersection.
Write down the coordinates of this point of intersection in the form (... , ...)
Do not use a graphical method.

This is different from the first one can someone me

Which of the following expressions is equal to 2x^2+8

The art class is planning to paint a mural on an outside wall. this figure is a scale drawing of the wall. width: 11 in length: 28 in unit rate: 1.5 ft per in. write the ratio of the area of the drawing to the area of the actual mural. write your answer as a unit rate. show that this unit rate is equal to the square of the unit rate 1.5 ft per in