Question

The no. of solutions of cosx = mod(1+sinx) in [0, 3pie]

Answer 1

simply make a graph and sort it out. This will save much of your time.
According to the question, the graph of sin x will shift 1 unit upward. Mod has no use as 1 + sin x is always positive.

Now see the solution:

Comments

thanx a lot sir kaafi tym se isme paresan the