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[" SSSSS "(=cos^(-1))/(65)=R*H*S],[" MPL...

[" SSSSS "(=cos^(-1))/(65)=R*H*S],[" MPLE 8.Show that "(tan^(-1)1+tan^(-1)2+tan^(-1)3)/(tan" Let "tan^(-1)2=theta" and "tan^(-1)3=phi)=pi=2(tan^(-1)1+tan^(-1)(1)/(2)+tan^(-1)(1)/(3))],[[CBSE2010;CBSE Sample" Paper "2010" ,"]

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Show that ( tan^(-1) 1 + tan^(-1) 2 + tan^(-1) 3) = pi

Show that ( tan^(-1) 1 + tan^(-1) 2 + tan^(-1) 3) = pi

tan(tan^(-1)((1)/(2))-tan^(-1)((1)/(3)))=

tan^(-1)2-tan^(-1)1=tan^(-1)((1)/(3))

tan^(-1)2-tan^(-1)1=tan^(-1)(1)/(3)

tan^(-1)2-tan^(-1)1=tan^(-1)(1/3)

tan^(-1)2-tan^(-1)1=tan^(-1)(1/3)

tan^(-1)2-tan^(-1)1=tan^(-1)(1/3)

Prove that : tan^(-1) 1 + tan^(-1) 2 + tan^(-1) 3= pi = 2(tan^(-1) 1 + tan^(-1)((1)/(2)) + tan^(-1)( (1)/(3)))

Prove that : tan^(-1) 1 + tan^(-1) 2 + tan^(-1) 3= pi = 2(tan^(-1) 1 + tan^(-1)((1)/(2)) + tan^(-1)( (1)/(3)))