" If "a+beta=(pi)/(4)" then ualue of "(1+tan alpha)

If alpha+dot(beta)=(pi)/(4), then the value of (1+tan alpha)(1+tan beta)

let f(theta)=(tan theta)/(1+tan theta) and alpha+beta=3(pi)/(4) the value of 2f(alpha)f(beta) is equal to

let f(theta)=(tan theta)/(1+tan theta) and alpha+beta=3(pi)/(4) the value of 2f(alpha)f(beta) is equal to

If tan alpha = 1/5, tan beta =(1)/(239), then the value of tan (4 alpha -beta) is

If tan alpha = 1/5, tan beta =(1)/(239), then the value of tan (4 alpha -beta) is

If alpha + beta = 3pi//4 " then " (1- tan alpha ) (1- tan beta ) =

If alpha+beta=pi/4 then (1+tan alpha)(1+tan beta)=

If alpha+beta=pi/4 then (1+tan alpha)(1+tan beta)=

If alpha+beta=pi/(4), then (1+"tan"alpha)(1+"tan"beta) is