Trigonometry Examples

${(\sin (B) - \tan (B))}^{2} = (\tan^{2} (B)) {(\cos (B) - 1)}^{2}$

Step 1

The provided equation is an identity.

${(\sin (B) - \tan (B))}^{2} = (\tan^{2} (B)) {(\cos (B) - 1)}^{2}$ is an identity