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$c o t θ = \sqrt{3}$ হলে,
i. $\tan θ = \frac{1}{\sqrt{3}}$
ii. secθ = 2 tanθ
iii. $4 \sin θ = \frac{1}{\cos 2 θ}$
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Created: 9 months ago | Updated: 9 months ago

Updated: 9 months ago

i ও ii

i ও iii

ii ও iii

i, ii ও iii

নবম-দশম শ্রেণি (মাধ্যমিক) দিনাজপুর বোর্ড গণিত

Explanation

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