MATLAB GUI: How to code the switch and sinusoidal function

I'm using MATLAB GUI 2019 and I'm trying to

1. Add one switch button which turns an LED to green color and also turns on the Signal display (plot area).

2. For the given sinusoidal function 𝑓(𝑥)=𝑒−0.5𝑥sin⁡(4𝑥+𝑎), create the following GUI interfaces to get the input values from the user via any input mechanism such as knob, textbox, dropdown, list box, slider etc. a. Get min value of x from user b. Get max value of x from user c. Get the no. of intervals or step size from user

how can I solve it? provide the code please