20 points if f(x) varies directly with x^2, and f(x) = 75 when x = 5, find the value of f(4). 50 25 100 48

What is the value of f(x) = 2.2 for f(-2)?

Two triangles can be formed with the given information. use the law of sines to solve the triangles. b = 49°, a = 16, b = 14

Suppose that the price p, in dollars, and the number of sales, x, of a certain item follow the equation 4 p plus 4 x plus 2 pxequals56. suppose also that p and x are both functions of time, measured in days. find the rate at which x is changing when xequals2, pequals6, and startfraction dp over dt endfraction equals1.5.