sec^2 = 1 + tan^2

or

csc^2 = 1 + cot^2

Printable View

- May 12th 2011, 06:08 PMreallylongnicknameProve Id
sec^2 = 1 + tan^2

or

csc^2 = 1 + cot^2 - May 12th 2011, 06:15 PMTheEmptySet
- May 12th 2011, 06:33 PMreallylongnickname
$\displaystyle csc^2(x) = 1 + cot^2(x)\longleftrightarrow \frac{1}{ sin^2(x)}-\frac{cos^2(x)}{sin^2(x)} = 1 $