Solve the Inequality $$\mathrm { x } ^ { 2 } + 2 \mathrm { x } \geq 3$$

question 102

Multiple Choice

Solve the inequality. Use algebra to solve the corresponding equation.
- $$\mathrm { x } ^ { 2 } + 2 \mathrm { x } \geq 3$$

• A) \([ 1 , \infty )\)
• B) \([ - 3,1 ]\)
• C) \(( - \infty , - 3 ] \cup [ 1 , \infty )\)
• D) \(( - \infty , - 3 ]\)

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Definitions:

Ambiguous Sensations

Feelings or perceptions that are open to more than one interpretation and are not easily categorized.

Masking Stimulus

A stimulus used to cover or obscure another stimulus, making it difficult or impossible for an individual to perceive the original stimulus.

Weber's Law

A principle stating that the smallest change in a stimulus that can be detected is a constant proportion of the stimulus level.

Bag Feel Heavier

A perception that an object weighs more than it does, often influenced by psychological or physical factors.