f_1

f_2

f_3

f_1

f_2

f_3

f

f1(x) = sin(x)
f2(x) = (1 / 3 * sin((3 * x)))
f3(x) = (1 / 5 * sin((5 * x)))
f(x) = f1(x) + f2(x) + f3(x)
a = true
Text1: "f_1(x) = " + (LaTeX[f1]) + ""
b = true
c = true
d = false
Text2: "f_2(x) = " + (LaTeX[f2]) + ""
Text3: "f_3(x) = " + (LaTeX[f3]) + ""
Text4: "f(x) = " + (LaTeX[f]) + ""