Vector = -1

question 38

Multiple Choice

Vector = -1.00 î + -2.00 ĵ and vector
= 3.00 î + 4.00 ĵ. What are the magnitude and direction of vector
= 3.00 + 2.00 ?

• A) 3.61 in a direction -56.3° counterclockwise from the positive x-axis
• B) 3.61 in a direction 56.3° counterclockwise from the positive x-axis
• C) 3.61 in a direction 33.7° counterclockwise from the positive x-axis
• D) 5.00 in a direction 56.3° counterclockwise from the positive x axis
• E) 6.72 in a direction 34.4° counterclockwise from the positive x-axis

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Definitions:

Parent And Child Classes

Refers to the relationship in object-oriented programming where one class (the parent) is extended by another class (the child).

Base Classes

Classes in object-oriented programming that act as foundational elements from which other classes (derived classes) can inherit properties and methods.

Super

In object-oriented programming, a keyword used to refer to an object's parent class, often used to invoke the superclass's methods or constructors.

Constructor

A special method in a class that is called when an instance of the class is created, often used to initialize objects.