SinX TanX how can i combine these to get a form of (SinX)^2

Printable View

March 25th 2011, 12:26 AM
JazKW347

SinX TanX how can i combine these to get a form of (SinX)^2

how can i combine these to get a form of (SinX)^2? i just need (SinX)^2 but no Cosines
March 25th 2011, 12:27 AM
Prove It

Remember that $\displaystyle \tan{x} = \frac{\sin{x}}{\cos{x}} = \pm\frac{\sin{x}}{\sqrt{1 - \sin^2{x}}}$ .

So $\displaystyle \sin{x}\tan{x} = \pm\frac{\sin^2{x}}{\sqrt{1 - \sin^2{x}}}$ .

All times are GMT -8. The time now is 07:55 AM.

Copyright © 2005-2013 Math Help Forum. All rights reserved.

Copyright © 2005-2013 Math Help Forum. All rights reserved.