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[" 14.If "cos theta=(1)/(13)" ,strow "],...

[" 14.If "cos theta=(1)/(13)" ,strow "],[" 15.If "cot theta=(1)/(sqrt(3))," show that "(1-cos^(2)theta)/(2-sin^(2)theta)=(3)/(5)]

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If cottheta=1/(sqrt(3)) , show that (1-cos^2theta)/(2-sin^2theta)=3/5

If cottheta=1/(sqrt(3)) , show that (1-cos^2theta)/(2-sin^2theta)=3/5

If cot theta=(1)/(sqrt(3)), find the value of (1-cos^(2)theta)/(2-sin^(2)theta)

If tantheta=sqrt3,('theta' is acute),show that (1-cos^2theta)/(2-sin^2theta)=3/5

If sin theta=(1)/(sqrt(2)) and cos theta=(1)/(sqrt(2)), then cot theta=?

If 3cot theta=4 then show that (1-tan^(2)theta)/(1+tan^(2)theta)=(cos^(2)theta-sin^(2)theta)

If sin theta=(3)/(4), prove that sqrt((cos ec^(2)theta-cot^(2)theta)/(sec^(2)theta-1))=(sqrt(7))/(3)

If cos ec theta=2 then show that (cot theta+(sin theta)/(1+cos theta))=2

if cos ec theta=2 then show that (cot theta+(sin theta)/(1+cos theta))=2

If sin theta=(3)/(4), then prove that sqrt((cos ec^(2)theta-cot^(2)theta)/(sec^(2)theta-1))=(sqrt(7))/(3)