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December 7, 2016
Posted by **-** on Tuesday, January 26, 2010 at 3:55pm.

(sq.rt 2) (tanx)(cosx) = tanx

- math please help -
**drwls**, Tuesday, January 26, 2010 at 4:30pmsqrt2 cos x = 1

cosx = 1/sqrt2

x = 45 degrees and 315 degrees - math please help -
**drwls**, Tuesday, January 26, 2010 at 4:32pmtan x = 0 is also a solution. That leads to two more possible values of x.

See if you can figure out what they are.