Mathematics · Calculus - Monotonic Functions
The function f(x) = (λ cos x + sin x) / (sin x + 2 cos x) is monotonically increasing if:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1λ < 5/2
- 2λ > 2
- 3λ < 2✓
- 4λ > 3
Correct answer
λ < 2
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