Mathematics · Application of Derivatives
The function f(x) = 4 sin3x - 6 sin2x + 12 sin x + 100 is strictly:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1increasing in (π, 3π2)
- 2decreasing in (π2, π)✓
- 3decreasing in [-π2, π2]
- 4decreasing in [0, π2]
Correct answer
decreasing in (π2, π)
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