Mathematics · Algebra
If x4 = x2 + 1, where x > 0, then what is 2x4 equal to?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 13 - √5
- 25 - 2√3
- 33 + √5✓
- 42 + √3
Correct answer
3 + √5
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