Use Substitution to Determine Whether the Given X-Value Is a Solution

question 142

Multiple Choice

Use substitution to determine whether the given x-value is a solution of the equation.
Find All Solutions of a Trigonometric Equation
- $$\sin x = - \frac { 2 \sqrt { 3 } } { 3 } , \quad x = \frac { 4 \pi } { 3 }$$

• A) Yes
• B) No

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