Solve the Equation by Completing the Square $$4 x ^ { 2 } - 4 x - 8 = 0$$

question 383

Multiple Choice

Solve the equation by completing the square.
- $$4 x ^ { 2 } - 4 x - 8 = 0$$

• A) \(\left\{ \frac { 1 } { 2 } , 1 \right\}\)
• B) \(\left\{ \frac { 1 } { 2 } , 0 \right\}\)
• C) \(\left\{ \frac { 1 } { 2 } , - 1 \right\}\)
• D) \(\{ 2 , - 1 \}\)

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Definitions:

Bottom-Up Processing

The analysis of the smaller features to build up to a complete perception.

Difference Threshold

The minimal detectable difference between two stimuli required for the subject to notice they are not the same.

Absolute Threshold

The lowest level of stimulation that an individual can detect at least 50% of the time.

Environmental Stimulation

refers to external factors that influence an organism's behavior and development, often improving cognitive functions.