Resolver (7 ^ (n + 1) * 7n ^ 2 - 1)/(7n ^ 2 - n * 7 ^ (2n + 2)) | Equatix - Math Solver

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Example

3(r+2s)=2t-4

a⋅(b-2)=3b

3(r+2s)=2t-4

a⋅(b-2)=3b

Question

$$\frac{7^{n+1}\times7n^{2}-1}{7n^{2}-n\times7^{2n+2}}$$