Mathematics · Calculus
Let f(x) = |x sin x|, x ∈ (-π, π). Then, f is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1not differentiable at x = 0
- 2differentiable except at x = π/2
- 3differentiable except at x = 0
- 4twice continuously differentiable everywhere in the interval✓
Correct answer
twice continuously differentiable everywhere in the interval
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