What is the total number of common tangents that can be drawn to the circles?
a. 0
b. 4
c. 2
d. 1

The axis of symmetry for the graph of the function f(x)=1/4^2+bx +10 is x=6. what is the value of b?

Express in the simplest form: (x^2+9x+14/x^2-49) / (3x+6/x^2+x-56)

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