## Trigonometry 7th Edition

To solve an equation containing secant, cosecant, or cotangent functions, first rewrite each function using a $\;\;{\color{Red} {reciprocal} }\;\;$ identity and then $\;\;{\color{Red} {clear} }\;\;$ fractions by $\;\;{\color{Red} {multiplying} }\;\;$ both sides of the equation by the least common denominator.