Mathematics · Algebra
If a + 1a = k, what is the value of 1 - 2aa2?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1k + 2
- 22k - k2✓
- 3k2 + 2
- 4k - 2k2
Correct answer
2k - k2
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