Determine Whether the Given Function Is One-To-One $f ( x ) = x ^ { 2 } - 7$

question 45

Multiple Choice

Determine whether the given function is one-to-one. If it is one-to-one, find its inverse function.
- $f ( x ) = x ^ { 2 } - 7$

• A) \(\mathrm { f } ^ { - 1 } ( \mathrm { x } ) = \mathrm { x } ^ { 2 } + 7\)
• B) \(f ^ { - 1 } ( x ) = x ^ { 2 } - 7\)
• C) \(\mathrm { f } ^ { - 1 } ( \mathrm { x } ) = \mathrm { x } + 7\)
• D)not a one-to-one function

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