Solve the Quadratic Equation Using the Quadratic Formula (If Necessary $2 x ^ { 2 } = 4 x - 6$

question 99

Multiple Choice

Solve the quadratic equation using the quadratic formula (if necessary, round the result to three significant digits) . $2 x ^ { 2 } = 4 x - 6$

• A) \(x = 4.5 , x = 3.5\)
• B) \(x = 1 + 4 j , \quad x = 1 - 4 j\)
• C) \(x = 2 + 4 j , \quad x = 2 - 4 j\)
• D) \(x = 2 + 4 j , \quad x = 1 - 4 j\)
• E) \(x = 2 + 1.66 j , \quad x = 2 - 1.66 j\)

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Definitions:

Cognitive Development

A field of study in psychology focusing on a child's development in terms of information processing, conceptual resources, perceptual skill, language learning, and other aspects of brain development.

Ages 2-7

Ages 2-7, in psychological development, typically refer to the preoperational stage in Piaget's theory of cognitive development, characterized by rapid language development and symbolic thinking.

Egocentrism

The inability to differentiate between one's own perspective and that of others, often seen in early childhood development.

Conservation

Understanding that certain properties of physical objects remain the same even when their outward appearance changes.