Extracted text: 3. Determine the support reactions (a) Ay, (b) Aµ, and (c) By for the given structure. Neglect the thickness of the beam and assume its weight to be negligible. Express your answers in kN and indicate the direction by writing an arTOW next to your answer. (Example: Ay = 12.34 kN 1) 50 kN GO kN-M A. 5 m 5 m 5 m