USE PYTHON 7. Investigate stability for the difference method Wi+1 = -4w; +5w;-1 + 2h[f (t;, w;) + 2hf (t;-1, Wi-1)], for i = 1, 2, ...,N - 1, with starting values wo, W1. USE PYTHON 7. Investigate stability for the difference method Wi+1 = -4w; +5w;-1 + 2h[f (t;, w;) + 2hf (t;-1, Wi-1)], for i = 1, 2, ...,N - 1, with starting values wo, W1