(a) Using singularity functions, write the equations defining the shear and bending moment for the beam and loading shown.
(b) Use the equation obtained for M to determine the bending moment at point
C, and check your answer by drawing the free-body diagram of the entire beam.
![1579_f12f5a92-8949-486a-ad70-729171d33de8.png](https://secure.tutorsglobe.com/CMSImages/1579_f12f5a92-8949-486a-ad70-729171d33de8.png)