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problem7_pdf

# problem7_pdf - rabbani(tar547 Homework07 Fouli(58395 This...

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rabbani (tar547) – Homework07 – Fouli – (58395) 1 This print-out should have 17 questions. Multiple-choice questions may continue on the next column or page – find all choices before answering. 001 10.0 points Find y when xy + 3 x + 4 x 2 = 1 . 1. y = - y + 3 + 4 x x 2. y = y + 3 + 8 x x 3. y = 3 + 4 x - y x 4. y = y + 3 + 4 x x 5. y = - ( y + 3 + 8 x ) 6. y = - y + 3 + 8 x x 002 10.0 points Find dy dx when 3 x + 1 y = 4 . 1. dy dx = 1 3 parenleftBig x y parenrightBig 3 / 2 2. dy dx = 3( xy ) 1 / 2 3. dy dx = - 3 parenleftBig y x parenrightBig 3 / 2 4. dy dx = 1 3 ( xy ) 1 / 2 5. dy dx = 3 parenleftBig y x parenrightBig 3 / 2 6. dy dx = - 1 3 parenleftBig x y parenrightBig 3 / 2 003 10.0 points Find dy dx when tan(2 x - y ) = 2 x . 1. dy dx = 4 x 2 2 + y 2 2. dy dx = - 8 x 2 1 + 4 x 2 3. dy dx = - 8 x 2 1 + 4 y 2 4. dy dx = 8 x 2 1 + 4 x 2 5. dy dx = - 4 y 2 2 + x 2 6. dy dx = 8 y 2 2 + x 2 004 10.0 points Find the equation of the tangent line to the graph of 2 y 2 - xy - 3 = 0 , at the point P = (5 , 3). 1. 7 y = 3 x + 6 2. 7 y + 3 x = 6 3. 2 y = x + 1 4. 5 y = 3 x 5. 2 y + x = 1 005 10.0 points

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rabbani (tar547) – Homework07 – Fouli – (58395) 2 Find the slope of the tangent line to the graph of 2 x 3 + y 3 + xy = 0 at the point P (1 , - 1). 1. slope = - 2 3 2. slope = - 4 5 3. slope = 5 4 4. slope = 4 5 5. slope = - 5 4 6. slope = 3 2 006 10.0 points The points P and Q on the graph of y 2 - xy + 6 = 0 have the same x -coordinate x = 5. Find the point of intersection of the tangents to the graph at
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problem7_pdf - rabbani(tar547 Homework07 Fouli(58395 This...

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