`tan22(1/2)^@`=

Find the values of tan 22(1/2)^(@)

Statement-1: tan22 (1/2)^(@) is a root of the equation (1+x^(2))/(1-x^(2)) = sqrt(2) . Statement-2: sin alpha = x+ k/x is possible for real value x if k le 1/4 . Statement -3: |sin nx| le n|sin x| is valid for all natural numbers n.

Statement-1: tan22 (1/2)^(@) is a root of the equation (1+x^(2))/(1-x^(2)) = sqrt(2) . Statement-2: sin alpha = x+ k/x is possible for real value x if k le 1/4 . Statement -3: |sin nx| le n|sin x| is valid for all natural numbers n.

Given that 1-costheta=2sin^2(theta/2) and 1+costheta=2cos^2(theta/2) deduce the value of tan(22 1/2)^@

Find the value of tan[22(1/2)]^O

Find the value tan(22(1)/(2)) .

If A + B = 45^(@), "show that",(1 + tan A) (1 + tan B) = 2 , "hence find the value of " tan (22 1/2)^(@)

S.T tan alpha =(sin 2 alpha )/(1+cos 2 alpha ) . Hence find the value of tan 15^(@) and tan 22 1//2^(@)

Evaluate : (2 tan 22 (1^(@))/( 2 ))/(1 - tan ^(2) 22 (1^(@))/( 2))