Question

यदि θ = 30º हो, तो सत्यापित कीजिए :
(i) sin 2θ = 2 sin θ. cos θ
(ii) cos 2θ = 1 – 2 sin² θ
(iii) tan 2θ = 2 tan θ/(1 – tan² θ)

Answer 1

Answer:

solving

Step-by-step explanation:

solved good question