College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter2: Functions And Graphs
Section2.6: Proportion And Variation
Problem 24E: Solve each problem. w is directly proportional to z. If w=-6 when z=2, find w when z=-3.
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Question
Solve the following by Substitution Method. (show complete solutions)
a.) y(x tanx + ln y)dx + tanx dy = 0
b.) dy/dx = (-5x + y)2 - 4
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