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View Full Version : Tan x sec x = 0

buthaina
Jul 11, 2010, 02:22 AM
solve this trignometric equation :
tan x sec x = 0
galactus
Jul 11, 2010, 05:41 AM
tan(x)sec(x)=\frac{sin(x)}{cos(x)}\cdot \frac{1}{cos(x)}=\frac{sin(x)}{cos^{2}(x)}=0

Solve sin(x)=0

What values of x make this true?