Mathematics · Trigonometry
What is sin2(π/4 + θ) - sin2(π/4 - θ) equal to?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 12 cos θ
- 22 sin θ
- 3cos 2θ
- 4sin 2θ✓
Correct answer
sin 2θ
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