Help me pls show work thank you soo much :)

Factor completely. 4p^2 + 36p + 81 express the answer in the form (ap + b)^2

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

Solve the equation: x - 9 = -6 + 5 a. 21 b. 7 c. 14 d. 2