question 25

Short Answer

$$\text { Let } f ( x ) = x ^ { 2 } - 18 x + 75 \text { and } g ( x ) = \sqrt { x + 7 } \text {. Find } ( f \circ g ) ( 74 ) ( g \circ g ) ( 74 ) \text {. }$$

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Definitions:

Keystone Species

Species that have a disproportionately large impact on their environment relative to their abundance, crucial for ecosystem structure and function.

Indicator

A measurable variable used to demonstrate the progress toward achieving a specified goal or to assess the condition of a particular aspect of an ecosystem or economy.

Ecosystem Structure

The arrangement of biotic and abiotic components within an ecosystem, determining how it functions and supports life.