y=4cos(nθ)+1theamplitudeis4Theperiodis2π/n The 1 on the end mean that the whole graph is raised 1 unit so instead of it being centred on the x axis (y=0) it is centred on y=1
y=4cos(nθ)+1theamplitudeis4Theperiodis2π/n The 1 on the end mean that the whole graph is raised 1 unit so instead of it being centred on the x axis (y=0) it is centred on y=1