Determine Whether the Function $f ( x ) = - 2 x ^ { 2 } + 18 x - 16$

question 47

Essay

Determine whether the function $f ( x ) = - 2 x ^ { 2 } + 18 x - 16$ is one-to-one.

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Definitions:

Waterfall Model

A sequential design process often used in software development, where progress is seen as flowing steadily downwards through phases such as conception, initiation, analysis, design, construction, testing, and maintenance.

Waterfall Method

A linear and sequential approach to software development, proceeding from concept through design, implementation, testing, deployment, and maintenance.

Development Cycle

Refers to the step-by-step process of developing a product or system, often mirroring the phases of the SDLC.

Linear

This term describes a sequence or process that proceeds in a straight line or a step-by-step progression without deviation.