Mathematics · Trigonometry
यदि tan(α) = 17 और tan(β) = 13 है, तो cos(2α) किसके बराबर है?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1cos(2β)
- 2sin(3β)
- 3sin(4β)✓
- 4sin(2β)
सही उत्तर देखें
sin(4β)
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