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posted by  HTill on 9/5/2008 2:57:48 AM  |  status: Live  |  Earned Karma: 25

derivative function

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Question Details:
Find dy/dx for the following function and evaluate the derivative at the point (2, -1).
 
                            
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Sage
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posted by Cacing on 9/5/2008 3:31:30 AM  |  status: Live
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Response Details:
Question:
Find dy/dx for the following function and evaluate the derivative at the point (2, -1).
 
                            
                             
                              
                                4  + 1 - 4  = 0 => =
    equation line : y + 1 = (x - 2)
                              4y + 4 = 5x - 10
                              4y  = 5x - 14
Oracle
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(Universidad Autónoma de Nuevo León)
posted by Dr. House on 9/5/2008 3:37:03 AM  |  status: Live
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Response Details:
Use implicit differentation
Use the power rule and the product rule
Use the chain rule
Solve for dy/dx
Now evaluate at (2, -1).
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