" If "4na=pi" then the value of tan "alpha tan2 alpha tan3 alpha...tan(2n-1)alpha" is equal to "

If 4nalpha=pi , then the numerical value of tanalpha, tan2alpha,tan3alpha.....tan(2n-1)alpha is equal to

If 4 n alpha = pi , then the numerical value of tan alpha tan 2 alpha tan 3 alpha….tan (2n - 1) alpha is equal to

If n=(pi)/(4 alpha), then tan alpha tan2 alpha tan3 alpha.......tan(2n-1)alpha is equal to

If n=pi/(4alpha), then tanalpha tan 2alpha tan 3 alpha........tan(2n-1)alpha is equal to

If n=pi/(4alpha), then tan alpha tan 2alpha tan 3 alpha ... tan(2n-1)alpha is equal to (a) 1 (b) 1/2 (c) 2 (d) 1/3