Tuesday

October 21, 2014

October 21, 2014

Posted by **Devon** on Monday, May 7, 2007 at 8:57pm.

cotx+tanx=cscx*secx

Work the left side.

cot x + tan x = cos x/sin x + sin x/cos x

= (cos^2 x +sin^2x)/(sin x cos x)

= 1/(sin x cos x)

= 1/sin x * 1/cos x

You're almost there.

thanks so much! i could not figure that one out!

but i did now, lol.

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