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If $(x + \frac{1}{x}) = 5\sqrt{2}$, then what is the value of (x4 + x-4)? |
2542 2650 2452 2302 |
2302 |
If $(x + \frac{1}{x}) = 5\sqrt{2}$ what is the value of (x4 + x-4) $(x + \frac{1}{x}) = 5\sqrt{2}$ (x2 + x-2) = (5\(\sqrt {2}\))2 - 2 = 48 = (x4 + x-4) = 482 - 2 = 2302 |
