" If "sec alpha+tan alpha=m," then "sec^(4)alpha-tan^(4)alpha-2sec alpha tan alpha" is "

If secalpha+tanalpha=m, " then " sec^(4)alpha-tan^(4)alpha-2sec alpha tan alpha is ___________.

tan^(2)alpha=1-p^(2) then sec alpha+tan^(3)alpha*cos ec alpha

tan2alpha-tanalpha(1+sec2alpha)=

" If alpha=(2 pi)/(7) ,then the value of tan alpha tan2 alpha+tan2 alpha tan4 alpha+tan4 alpha tan alpha is "

" If "alpha=(2 pi)/(7)" ,and "tan alpha tan2 alpha+tan2 alpha tan4 alpha+tan4 alpha tan alpha=K" .Then "3k^(2)+4k+5=" ."

2sec^(2)alpha-sec^(4)alpha-2csc^(2)alpha+csc^(4)alpha=

If alpha = (2pi )/(7) , then tan alpha tan 2 alpha + tan 2 alpha tan 4 alpha + tan 4 alpha tan alpha =

If 3 sec alpha- 5 tan alpha= k and 6 sec alpha+k tan alpha=5 then k^(2)=