Determine Whether or Not the Function Is One-To-One $$f ( x ) = \sqrt { 36 - x ^ { 2 } }$$

Multiple Choice

Determine whether or not the function is one-to-one.
- $$f ( x ) = \sqrt { 36 - x ^ { 2 } }$$

A) $Y e s$
B) $\mathrm { No }$