Matematika A - 2021. ljeto, 30

Riješite nejednadžbu [7!(n+1)!]2−7!8!n!(n+1)!−2⋅(8!n!)2[7!(n+1)!]2−(8!n!)2<0\frac{[7!(n+1)!]^2-7!8!n!(n+1)!-2 \cdot(8!n!)^2}{[7!(n+1)!]^2-(8!n!)^2}<0.

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