Graph the Expression on Each Side of the Equals Symbol $$\sqrt { 1 - \cos ^ { 2 } x } = \sin x$$

question 200

Multiple Choice

Graph the expression on each side of the equals symbol to determine whether the equation might be an identity.
- $$\sqrt { 1 - \cos ^ { 2 } x } = \sin x$$

• A) Identity
• B) Not an identity

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