Draw the graph of the following function on the given interval. [4 marks]
y=1.8cos(2x+〖30〗^o ) -〖180〗^o≤x<〖180〗^o
4. Draw the graph of the following function on the given interval. [4 marks]
y=1.8cos(2x+〖30〗^o ) -〖180〗^o≤x<〖180〗^o