Sketh the graph

  • Thread starter joemama69
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  • #1
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Homework Statement



Sketch the graph of the function f(x,y) = 1 - y^2

Homework Equations





The Attempt at a Solution



see pic
 

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Answers and Replies

  • #2
HallsofIvy
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That's a two dimensional graph- it looks like x= 1- y2. But you are asked to graph z= f(x,y)= 1- y2 in 3 dimensions. The graph is a parabolic cylinder. It's cross section is the parabola z= 1- y2 in the yz-plane but it extends infinitely along the x-axis.
 
  • #3
399
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ahh brain fart


hows the new pic
 

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