If 2tan²theta=sec²theta, then the general solution of theta is?
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Answer:
θ = 45°
Step-by-step explanation:
2Tan²θ = Sec²θ
2Sin²θ/Cos²θ = 1/Cos²θ
2Sin²θ = 1
Sin²θ = 1/2
Sinθ = 1/√2
θ = 45°
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