Verify Rolles theorem for function `f(x)=sin3x` on `[0,\ pi]`

Explanation

Given the function is,


`f(x)=\sin 3 x \text { on }[0, \pi] \text {. }`



Now, `\sin 3 {x}` is a continuous function on` [0,3 \pi]` and also differentiable on `(0,3 \pi)` also


`f(0)=0=f(3 \pi) .`
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