Chapter 11.2, Problem 2P

To determine

Whether the function ${\sin }^{2}x$ is even, odd or neither even or odd.

To determine

Whether the function $\sin \left(x^2\right)$ is even, odd or neither even or odd.

To determine

Whether the function $\ln x$ is even, odd or neither even or odd.

To determine

Whether the function $\frac{x}{\left(x^2+1\right)}$ is even, odd or neither even or odd.

To determine

Whether the function $x\cot x$ is even, odd or neither even or odd.