[" RXAMCIE If tan "a=(1)/(sqrt(x(x^(2)+x+1)))" tan "beta=(sqrt(x))/(sqrt(x^(2)+x+1))" and "tan y=sqrt(x^(-3)+x^(-2))+x],[" Frove flact "a+beta=x]

if tan alpha=(1)/(sqrt(x(x^(2)+x+1))),tan beta=(sqrt(x))/(sqrt(x^(2)+x+1)) and tan gamma=sqrt(x^(-3)+x^(-2)+x^(-1)) then alpha+beta=

If tan alpha = (1)/(sqrt(x(x^(2)+x+1))), tan beta = (sqrt(x))/(sqrt(x^(2)+x+1)) and tan gamma = sqrt(x^(-3)+x^(-2)+x^(-1)) then alpha+beta =

If tan alpha = 1/sqrt(x(x^(2)+x+1)), tan beta = sqrt(x)/sqrt(x^(2) +x+1) and tan gamma = sqrt(x^(-3) + x^(-2) + x^(-1)) , then alpha + beta=

If tan A= 1/(sqrt(x(x^2+x+1))), tan B = sqrtx/(sqrt (x^2+ x+ 1)) and tan C = sqrt(x^(-3)+x^(-2)+x^(-1)) , prove that A+B=C.

If tan alpha=(1)/(sqrt(x(x^(2)+x+1))),tan beta=(sqrt(x))/(sqrt(x^(2)+x+1)) and tan gamma=sqrt((1)/(x^(3))+(1)/(x^(2))+(1)/(x)) be such that l alpha+m beta+n gamma=0 then the value of l^(3)+m^(3)+n^(3)-3lmn is

If tan alpha = (1)/(sqrt (x (x ^(2) + x + 1))). tan beta = (sqrtx)/(sqrt (x ^(2) + x +1))and tan y = (x ^(-3) + x ^(-2)+ x ^(-1)) ^(1//2), then for x gt 0

"tan^(-1)"((sqrt(x)-x)/(1+sqrt(x^(3))))"

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

tan^(-1)[x/sqrt(a^(2)-x^(2))]=