Solve the Equation by Completing the Square $$x ^ { 2 } + 8 x = 3$$

question 28

Multiple Choice

Solve the equation by completing the square.
- $$x ^ { 2 } + 8 x = 3$$

• A) \(\{ - 1 \pm \sqrt { 19 } \}\)
• B) \(\{ - 4 \pm \sqrt { 19 } \}\)
• C) \(\{ 4 + \sqrt { 19 } \}\)
• D) \(\{ - 4 \pm 2 \sqrt { 19 } \}\)

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Definitions:

Auto Local Arrays

Auto local arrays are automatically allocated arrays within a function, their size is determined at compile time, and they are deallocated when the function returns.

Pass By Value

A method of parameter passing where a copy of the variable's value is passed to the function, protecting the original value from modification.

Duplicate Copies

Duplicate copies refer to the exact replicas of data or documents.

Function Header Line

The first line of a function definition that includes the function's name, return type, and parameters, specifying what the function does.