The complex solutions of which equation have a real component of 4? OA.
x2 + 8 + 16 = -21
OB. 2 + 4x + 4 = -25
OC. 2 - 4x + 4 = -25
OD.
2 – 8x + 16 = -21

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