# trig

posted by
**Matt**
.

Verify the trigonometric identity:

[(1–sin²x)/sin²x]–[(csc²x–1)/cos²x]=

-tan²x

I can't figure this out.

posted by
**Matt**
.

Verify the trigonometric identity:

[(1–sin²x)/sin²x]–[(csc²x–1)/cos²x]=

-tan²x

I can't figure this out.