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tan^(-1)(1)/(2)=cot^(-2)x+tan(1)/(7)...

tan^(-1)(1)/(2)=cot^(-2)x+tan(1)/(7)

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Solve : tan^(-1)( 1/2) = cot^(-1) x + tan^(-1)( 1/7)

Solve : tan^(-1)( 1/2) = cot^(-1) x + tan^(-1)( 1/7)

Prove that: tan^(-1)(1)/(7)+tan^(-1)(1)/(13)=tan^(-1)(2)/(9)tan^(-1)+tan^(-1)(1)/(5)+tan^(-1)(1)/(8)=(pi)/(4)tan^(-1)(3)/(4)+tan^(-1)(3)/(5)-tan^(-1)(8)/(19)=(pi)/(4)tan^(-1)(1)/(5)+tan^(-1)(1)/(7)+tan^(-1)(1)/(3)+tan^(-1)(1)/(8)=(pi)/(4)cot^(-1)7+cot^(-1)8+cot^(-1)18=cot^(-1)(1)/(13)

Prove that tan^(-1)((2)/(7))+tan^(-1)((1)/(4))=cot^(-1)((26)/(15))

Evaluate : tan[2tan^(-1)(1/2)-cot^(-1)3]

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Find the value of tan^(-1)((1)/(2)tan2A)+tan^(-1)(cot A)+tan^(-1)(cot^(3)A), for 0

Evaluate cot (tan^(-1) (2x) + cot^(-1) (2x))