Mathematics · Algebra
If x > 1, and x2 + 1x2 = 2√5, what is the value of x4 - 1x4?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 18√6
- 28√5✓
- 34√30
- 44√5
Correct answer
8√5
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