Algebra-2

Question Analysis
This question involves evaluating the parent sine function at a negative key x-value ( ). The main focus is on applying the odd function property of sine to find the value of , with no transformations.

Key Concept Explanation
As an odd function, the parent sine function satisfies for all x.

Step-by-step Solution
1. Recognize the negative angle: We need to calculate .
2. Apply the odd function identity for sine: . Here, , so .
3. Recall

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