\(sin (\theta–30°)=\cfrac{1}{2}\), হলে, \(tan\theta\)এর মান----- ।
Loading content...

\(sin (\theta–30°)=\cfrac{1}{2}\), হলে, \(tan\theta\)এর মান \(\sqrt3\)

\(sin (\theta–30°)=\cfrac{1}{2}\)
বা, \(sin (\theta–30°)=sin 30^o\)
বা, \(\theta–30°=30^o\)
বা, \(\theta=30^o+30°\)
বা, \(\theta=60^o\)

\(\therefore tan\theta=tan 60^ o=\sqrt3\)

Similar Questions