Question: can you answer this question... i only know how to prove Euler's formula with the number of edges not the number of vertices Let C(V,

can you answer this question... i only know how to prove Euler's formula with the number of edges not the number of vertices

Let C(V, E) be a planar graph. Assume 'v is the number of vertices in the graph, 6 is the number of edges, and f is the number of faces (regions bounded by the edges, including the region outside the graph). Prove by induction on the number of vertices in the graph that rve+f=2

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