Elementary Algebra
17th Edition
ISBN:9780998625713
Author:Lynn Marecek, MaryAnne Anthony-Smith
Publisher:Lynn Marecek, MaryAnne Anthony-Smith
Chapter8: Rational Expressions And Equations
Section8.9: Use Direct And Inverse Variation
Problem 8.172TI: If y varies directly as x and y=12 when x=4 find the equation that relates x and y.
Related questions
Question
![40. Let y = 3x? - 2x + 1. Use differentials to find the ap-
proximate change in y when x = 2 and Ax = 0.05.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F1d6e413e-712b-4a30-ba3a-0e919d583fc5%2F146e0400-18d3-4055-9fc0-7952dba78931%2Fyqjaypd_processed.png&w=3840&q=75)
Transcribed Image Text:40. Let y = 3x? - 2x + 1. Use differentials to find the ap-
proximate change in y when x = 2 and Ax = 0.05.
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