Finding the Antiderivative of 2xy

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SUMMARY

The discussion focuses on finding the antiderivative of the function 2xy. Participants clarify that the antiderivative must be computed with respect to a specific variable, either x or y. The correct antiderivatives are identified as ∫2xy dx = x²y + C and ∫2xy dy = xy² + C, depending on the variable of integration chosen. This highlights the importance of specifying the variable when performing integration in multivariable calculus.

PREREQUISITES
  • Understanding of basic calculus concepts, specifically integration.
  • Familiarity with multivariable functions and their properties.
  • Knowledge of the notation and rules for antiderivatives.
  • Ability to differentiate between variables in a multivariable context.
NEXT STEPS
  • Study the concept of partial derivatives in multivariable calculus.
  • Learn about the Fundamental Theorem of Calculus as it applies to multiple variables.
  • Explore integration techniques for functions of several variables.
  • Practice solving antiderivatives with different variables to reinforce understanding.
USEFUL FOR

Students studying calculus, particularly those tackling multivariable functions, and educators looking for examples of integration techniques in teaching contexts.

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Homework Statement


It is simple: find the antiderivative of 2xy.


Homework Equations





The Attempt at a Solution


I am inclined to say that it equals (xy)^2 +c, but can't help but feel i have left out something.
 
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What are you integrating with respect to? Are both x and y variables?
 
Yes, they are both variables.
 
rock.freak667 said:
What are you integrating with respect to? Are both x and y variables?

BJducky said:
Yes, they are both variables.
Then answer the question! You want to find the anti-derivative with respect to which variable?

\int 2xy dx= x^2y+ C

\int 2xy dy= xy^2+ C

Choose one!
 

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