Mathematics · Real Analysis
Which of the following functions is continuous everywhere on ℝ but NOT differentiable anywhere on ℝ?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Weierstrass function✓
- 2f(x) = x2
- 3f(x) = sin x
- 4f(x) = |x|
Correct answer
Weierstrass function
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