The Function F(x) = X² - 2 Is One-To-One on the Domain

question 307

Multiple Choice

The function f(x) = x² - 2 is one-to-one on the domain (x $\le$ 0) .Find f ^-1(x) .

• A) \(f ^ { - 1 } ( x ) = - \sqrt { x + 2 }\)
• B) \(f ^ { - 1 } ( x ) = \frac { 1 } { x ^ { 2 } - 2 }\)
• C) \(f ^ { - 1 } ( x ) = \sqrt { x + 2 }\)
• D) \(f ^ { - 1 } ( x ) = \sqrt { x - 2 }\)
• E)f ^-1(x) = x² + 2

---

Definitions:

Marketing Mix

A framework consisting of the 4Ps: Product, Price, Place, and Promotion, used by businesses to achieve marketing objectives.

Brand Equity

The value and strength of a brand that is determined by consumer perception, recognition, and loyalty.

Effectiveness

The degree to which objectives are achieved and the extent to which targeted problems are solved.

Brands

Names, terms, designs, symbols, or any other features that identify one seller's goods or services as distinct from those of other sellers.