An Integrating Factor for the Linear Differential Equation $x y ^ { \prime } + y = x$

question 10

Multiple Choice

An integrating factor for the linear differential equation $x y ^ { \prime } + y = x$ is

• A) 0
• B) 1
• C) \(x\)
• D) \(1 / x\)
• E) \(e ^ { x }\)

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Definitions:

Scientific Psychology

A branch of psychology that applies scientific methods to study and understand human thought, behavior, and emotion.

Folk Psychology

The informal, common-sense understanding and explanation of human behavior and mental processes, often contrasted with scientific psychology.

Real

Existing or occurring as a fact; actual rather than imaginary, ideal, or fictitious.

Forms

In philosophical context, abstract representations or ideals of objects and concepts, which are believed to embody their most essential qualities.