Given: sine
20/29
Find: sin 2 theta

What are the sotions to the quadratic equation 9x^2=4

Ms.ortiz sells tomatoes wholesale. the function p(x)=-80x^2+320x-10, graphed below, indicates how much profit she makes on a load of tomatoes if she makes on a load of tomatoes if she sells them for 4-x dollars per kilogram. what should ms.ortiz charge per kilogram of tomatoes to make on a load of tomatoes?

What is the point of inflection for the function f(x)=2cos4x on the interval (0, pi/2)