Author: Created by Mr Lafferty@mathsrevision.com
Date: 23 June 2013

g(x)=f(x)+k

k = 0 (slider from -3 to 3, step 0.5)
f_1(x) = sin(x°)
g_1(x) = f_1(x) + k
gfxk: "g(x)=" + (LaTeX[f_1]) + "+" + (LaTeX[k]) + ""
f: "f(x)=" + (LaTeX[f_1]) + ""