the curve with equation y=ax^3 - 4x + 1 is parallel to the line y = 50x - 1 at the point with x coordinate 3. (a) find the gradient of the curve at the point with x coordinate 4 (b) show that the tangent at the point with x coordinate -3 is also parallel to the same line

Do graduates from uf tend to have a higher income than students at fsu, five years after graduation? a random sample of 100 graduates was taken from both schools. let muf be the population mean salary at uf and let mufsu be the population mean salary at fsu. how should we write the alternative hypothesis?

The figures below are made out of circles, semicircles, quarter circles, and a square. find the area and the perimeter of each figure and give your answers as a completely simplified exact value in terms of π (no approximations).

Point r divides in the ratio 1 : 3. if the x-coordinate of r is -1 and the x-coordinate of p is -3, what is the x-coordinate of q? a. b. 3 c. 5 d. 6 e. -9