Q1 of 80 Page 311

If tan θ=1, then let us determine the value of

Given, tan θ = 1


⇒


⇒


⇒ sinθ = cosθ


⇒ sec2θ = 1 + tan2θ


⇒


⇒ secθ = √2


⇒


⇒


⇒


=


=


=


=


=


=


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2

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