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" 8."tan^(-1)(1)/(2)+tan^(-1)(1)/(4)=...

" 8."tan^(-1)(1)/(2)+tan^(-1)(1)/(4)=

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Prove that tan^(-1)((1)/(2))+tan^(-1)((1)/(5))+tan^(-1)((1)/(8))=(pi)/(4)

Prove that : tan^(-1)((1)/(2))+tan^(-1)((1)/(5))+tan^(-1)((1)/(8))=(pi)/(4)

Prove that "tan"^(-1)(1)/(5) +"tan"^(-1)(1)/(7) +"tan"^(-1)(1)/(3) +"tan"^(-1)(1)/(8) =(pi)/(4) .

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tan^(-1)((1)/(2))+tan^(-1)((1)/(3))=(pi)/(4)|0tan(1)+tan(1)

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Prove that : tan^(-1) ""(1)/(2) + tan^(-1) ""(1)/(5) + tan^(-1) ""(1)/(8) = (pi)/(4)

Prove that tan^(-1)""(1)/(2)+tan^(-1)""(1)/(5)+tan^(-1)""(1)/(8)=(pi)/(4)

Prove that 2tan^(-1)""(1)/(5)+tan^(-1)""(1)/(8)=tan^(-1)""(4)/(7)