$\"\"$

Observe the graph.

The function $\"\"$ is a cosine function with amplitude $\"\"$ and shifted $\"\"$ units upwards.

The derivative of a sine function $\"\"$ is sine function $\"\"$ but shifted by $\"\"$ units along $\"\"$ -axis.

The derivative of a cosine function $\"\"$ is a cosine function $\"\"$ but shifted by $\"\"$ units along $\"\"$ -axis.

Graph :

Graph the function and its derivatives.

$\"\"$

Graph of the function and its derivatives is

$\"\"$ .