Graph the Three Functions $y = \frac { - 1 } { \sqrt { 1 + x ^ { 2 } } }$

question 30

Essay

Graph the three functions $y = \frac { - 1 } { \sqrt { 1 + x ^ { 2 } } }$ , $y = \frac { 1 } { \sqrt { 1 + x ^ { 2 } } }$ , and $y = \frac { \sin 2 \pi x } { \sqrt { 1 + x ^ { 2 } } }$ on a common screen. Explain how the graphs are related.

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Proved Reserves

The quantity of natural resources, such as oil or gas, that can be technically and economically viable to extract under current conditions.