Determine If the Following Is an Identity $$\cos ^ { 2 } x - \sin ^ { 2 } x = 1 - 2 \sin ^ { 2 } x$$

question 11

Multiple Choice

Determine if the following is an identity.
- $$\cos ^ { 2 } x - \sin ^ { 2 } x = 1 - 2 \sin ^ { 2 } x$$

• A) Not an identity
• B) Identity

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Definitions:

Price Inelastic

Characterizes a situation where the demand for a good or service does not significantly change with a change in its price.

Price Volatile

Refers to sudden and significant price changes within short periods, often seen in markets for commodities or securities.

Marketing Mix

The factors that a business can change in selling products to customers—product, place, price, and promotion.

Market Will Bear

Refers to the maximum price that consumers are willing to pay for a product or service in the market.