Solve the Following Quadratic Equation $t ^ { 2 } + 5 t + 9 = 0$

question 34

Multiple Choice

Solve the following quadratic equation. $t ^ { 2 } + 5 t + 9 = 0$

• A) \(\{ 2.5 + i \sqrt { 2.75 } , 2.5 - i \sqrt { 2.75 } \}\)
• B) \(\{ 2.5 + i \sqrt { 3 } , 2.5 - i \sqrt { 3 } \}\)
• C) \(\{ - 2.5 + i \sqrt { 2.75 } , - 2.5 - i \sqrt { 2.75 } \}\)
• D) \(\{ - 5 + i \sqrt { 2.75 } , - 5 - i \sqrt { 2.75 } \}\)
• E) \(\{ - 5 + i \sqrt { - 2.75 } , - 5 - i \sqrt { - 2.75 } \}\)

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Definitions:

Unboxing

The automatic conversion of an object from a wrapper class (like Integer) to its corresponding primitive type (like int) in Java.

Package

In programming, a namespace that organizes classes and interfaces by functionality, making the code easier to manage and use.

Import Statement

The import statement in Java is used to bring in classes or entire packages, making them available to use in the code without needing to qualify names fully.

Math Class

The Math class is a built-in class in many programming languages that provides a library of mathematical functions and constants, such as trigonometric, logarithmic, and exponential functions.