The Differential Equation $2 x y d x + \left( x ^ { 2 } + 1 \right) d y = 0$

question 24

Multiple Choice

The differential equation $2 x y d x + \left( x ^ { 2 } + 1 \right) d y = 0$ is

• A) exact with solution \(x ^ { 2 } y + y + c\)
• B) exact with solution \(x ^ { 2 } y + y = c\)
• C) exact with solution \(2 x y + y + c\)
• D) exact with solution \(2 x y + y = c\)
• E) not exact

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Goods or services that are limited in availability relative to the desires or needs of individuals or systems.

Competition

A situation where two or more parties strive for a goal that cannot be shared, such as a higher rank or prize.

Arteries Constricting

Arteries constricting refers to the narrowing of the arteries, which can reduce blood flow and increase blood pressure.

Heart Rate

The number of heartbeats per unit of time, typically expressed as beats per minute (bpm).