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Question Number 206357 by hardmath last updated on 12/Apr/24

$$\mathrm{Find}:$$$$1+\cos 444°-\cos 84°+\cot 45°=?$$

Answered by MM42 last updated on 12/Apr/24

$$2✓$$

Commented by hardmath last updated on 12/Apr/24

$$\mathrm{thank}\mathrm{you}\mathrm{dear}\mathrm{professors}$$

Answered by som(math1967) last updated on 12/Apr/24

$$1+cos(360+84)-cos84+1$$$$1+cos84-cos84+1$$$$=2$$

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