Solve the Equation Using the Quadratic Formula $$x ^ { 2 } + x + 4 = 0$$

question 287

Multiple Choice

Solve the equation using the quadratic formula.
- $$x ^ { 2 } + x + 4 = 0$$

• A) \(\left\{ \frac { 1 } { 2 } \pm \frac { \sqrt { 15 } } { 2 } \mathrm { i } \right\}\)
• B) \(\left\{ \frac { - 1 \pm \sqrt { 15 } } { 2 } \right\}\)
• C) \(\left\{ \frac { 1 \pm \sqrt { 15 } } { 2 } \right\}\)
• D) \(\left\{ - \frac { 1 } { 2 } \pm \frac { \sqrt { 15 } } { 2 } \mathrm { i } \right\}\)

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Definitions:

Language Acquisition Support System (LASS)

Bruner’s term for the patterned behaviors and formatted events within which children acquire language. It is the environmental complement to the innate, biologically constituted LAD.

Innate Biological Mechanism

A natural or inherent process within living organisms that contributes to the regulation of biological functions from birth.

Vocabulary

The set of words known and used by a person in a particular language.

Inner Speech

According to Vygotsky, the internalization of egocentric speech that occurs during early childhood and allows individuals to mentally plan activities and solve problems.