What is the area of a circle with a radius of 9 cm? (express your answer using π.)
a.
81π cm2
b.
18π cm2
c.
324π cm2
d.
9π cm2

What are the solutions of the equation? 6x^2 + 11x + 4 = 0 a. 4/3, 1/2 b. -4/3, -1/2 c. 4/3, -1/2 d. -4/3, 1/2

Is there an x intercept in the equation 60*1.15^x

Jessica is organizing a guided tour of the rain forest. the average profit per person that the touring company makes is given by the rational expression 18x+35/x, where x is the number of people going on the tour. what does the numerator of this rational expression represents?