Q3 of 80 Page 311

If then let us determine the values of tan θ + cot θ and tan θ – cot θ and from these let us write the value of tan θ.

Given,


⇒


⇒


⇒ 3tan4θ + 3-10tan2θ = 0


⇒ (3tan2θ -1)(tan2θ -3) = 0


⇒ tanθ = √3 and


⇒ and


⇒ tanθ + cotθ =


⇒


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