Use Identities to Solve Trigonometric Equations
Solve the Equation on the Interval

question 134

Multiple Choice

Use Identities to Solve Trigonometric Equations
Solve the equation on the interval [0, 2π) .
- $\sin \left( x + \frac { 7 \pi } { 6 } \right) - \sin \left( x - \frac { 7 \pi } { 6 } \right) = 1$

• A) \(\pi\)
• B) \(\frac { \pi } { 2 } , \frac { \pi } { 4 }\)
• C) \(\frac { \pi } { 4 } , \frac { \pi } { 3 }\)
• D) \(\frac { \pi } { 2 } , \frac { \pi } { 3 }\)

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