Evaluate the function f(x) = 3x^-2x for x=4

Apiling for a high-rise building is pushed by two bulldozers at exactly the same time. one bulldozer exerts a force of 1250 pounds in a westerly direction. the other bulldozer pushes the piling with a force of 2650 pounds in a northerly direction. what is the direction of the resulting force upon the piling, to the nearest degree? a. 65 n of w b. 25 n of w c. 45 n of w d. 35 n of w

Line wx is parallel to line yz. if m

Find the area of the region between a regular hexagon with sides of 6" and its inscribed circle.