Let $f ( x , y ) = \frac { 1 } { x ^ { 2 } - y }$

question 271

Essay

Let $f ( x , y ) = \frac { 1 } { x ^ { 2 } - y }$ .(a) Evaluate $f ( 3 , - 1 )$ .(b) Sketch the domain of $f$ .(c) What is the range of the function $f$ ?

---

Definitions:

Misestimate Sizes

The incorrect estimation or perception of the actual size or magnitude of an object.

Convergence

In psychology, it refers to the coming together of sensory information or ideas to form a new, unified perspective; in physics, it's the inward bending of the eyes toward each other to focus on a close object.

Cue To Distance

A sensory signal or perception that helps in estimating the distance between the observer and a target object.

Eye Muscles

Muscles surrounding the eyes that enable movements such as looking up, down, and side to side.