Mathematics · Applications of Derivatives
The interval in which the function f(x) = Tan-1(sin x + cos x) is strictly increasing is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1(0, π/2)
- 2(-π/2, π/2)
- 3(-3π/4, π/4)✓
- 4(π/4, π/2)
Correct answer
(-3π/4, π/4)
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