Mathematics · Relations and Functions
A function f: ℝ → ℝ is defined as f(x) = x2 - 4x + 5. This function is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1neither injective nor surjective.✓
- 2both injective and surjective.
- 3surjective but not injective.
- 4injective but not surjective.
Correct answer
neither injective nor surjective.
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