Mathematics · Algebra

If x + 1x = 7.5, what is the value of x3 + 1x3?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

158.25
256.25
352.25
4399.375✓

Correct answer

399.375

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If x + 1x = 7.5, what is the value of x3 + 1x3?

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