Solve
- $$( 2 x - 4 ) ^ { 2 } - 4 ( 2 x - 4 ) - 21 = 0$$

question 236

Multiple Choice

Solve.
- $$( 2 x - 4 ) ^ { 2 } - 4 ( 2 x - 4 ) - 21 = 0$$

• A) \(\left\{ \frac { 1 } { 2 } , \frac { 11 } { 2 } \right\}\)
• B) \(\left\{ \frac { 7 } { 2 } , - \frac { 3 } { 2 } \right\}\)
• C) \(\left\{ - \frac { 1 } { 2 } , - \frac { 11 } { 2 } \right\}\)
• D) \(\left\{ - \frac { 7 } { 4 } , \frac { 3 } { 2 } \right\}\)

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Definitions:

Cerebellum

A major structure of the hindbrain that controls fine motor skills, balance, coordination, and posture.

Ulnar Grasp

A type of grasp reflex seen in infants, involving the fingers closing tightly around an object placed in the hand, named after the ulna bone due to its involvement in the movement.

Pincer Grasp

The coordination of the index finger and thumb to grasp small objects, a significant milestone in infant motor skill development.

Canalization

The genetic and environmental process by which the development of an organism is directed toward a predetermined phenotype, regardless of minor environmental or genetic variations.