Solve the Inequality and Give the Solution Set in Set $$\frac { 21 - 3 x } { 7 x + 2 } \leq 0$$

question 185

Multiple Choice

Solve the inequality and give the solution set in set builder notation.
- $$\frac { 21 - 3 x } { 7 x + 2 } \leq 0$$

• A) \[\left\{ x \mid x \leq - \frac { 2 } { 7 } \text { or } x \geq 7 \right\}\]
• B) \[\left\{ x \mid - \frac { 2 } { 7 } < x \leq 7 \right\}\]
• C){x|x ?7}
• D){x|x < - 27 or x ?7}

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Definitions:

Cognitive Abilities

Mental capabilities involved in learning, reasoning, problem solving, and adapting to new situations.

Encoding

The first step of transforming data into a format that can be preserved in memory.

PKU

Short for Phenylketonuria, a genetic disorder characterized by the inability to metabolize phenylalanine, leading to its accumulation and potential brain damage.

Genetic Disorder

A disease or condition caused by an abnormality in an individual's DNA, ranging from minor to severe effects on health and development.