a = 2.4000000000000004 (slider from -5 to 5, step 0.1)
b = 3.8000000000000007 (slider from -5 to 5, step 0.1)
c = 0.20000000000000018 (slider from -5 to 5, step 0.1)
f(x) = a sin(b x + c)