cot θ =3 হলে,

i. tanθ =13

ii. secθ = 2 tanθ

iii. 4 sin θ = 1cos2θ 

নিচের কোনটি সঠিক?

Created: 6 months ago | Updated: 6 months ago
Updated: 6 months ago
Please, contribute to add content.
Content
Promotion