# Complex number 1!

Algebra Level 5

If $$x = 2+5i$$ and $$\large 2(\frac{1}{1!9!} +\frac{1}{3!7!}) + \frac{1}{5!5!} = \frac{2^a}{b!}$$ , then the value of $$(x^3 -5x^2 +33x -19)$$ is equal to

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