Show that the equation x^2 +8x+19=0 has no real solution

What is the difference between regular convex and concave polygons

What is the value of the expression below? 148+(-6)| + |– 35= 7|

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