$\"\"$

The simple harmonic motion is $\"\"$ .

The given equation is has form $\"\"$ , with $\"\"$ .

The maximum displacement (from the point of equilibrium) is given by the amplitude.

So, the maximum displacement is $\"\"$ . $\"\"$

The maximum displacement is $\"\"$ .

$\"\"$

The simple harmonic motion is $\"\"$ .

The given equation is has form $\"\"$ , with $\"\"$ .

The frequency $\"\"$ .

The frequency $\"\"$ (Substitute $\"\"$ )

The frequency $\"\"$ (Substitute $\"\"$ ) $\"\"$

The frequency is $\"\"$ cycle per unit of time.