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

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

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

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

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)

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

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