The wave equation:

$\overline{){\mathbf{y}}{\mathbf{(}}{\mathbf{x}}{\mathbf{,}}{\mathbf{t}}{\mathbf{)}}{\mathbf{=}}{\mathbf{Asin}}{\mathbf{(}}{\mathbf{kx}}{\mathbf{+}}{\mathbf{\omega t}}{\mathbf{)}}}$

**1)**

Amplitude = A

A transverse harmonic wave travels on a rope according to the following expression:

y(x,t) = 0.12sin(2.1x + 17.6t)

1) What is the amplitude of the wave?

2) What is the frequency of oscillation of the wave?