Suppose that y is inversely proportional to the 4th power of x, and that y=18 when x=7. What is y when x=4? Round your answer to two decimal places if necessar

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 498E: If y varies inversely with x and y=11 when x=3 find the equation that relates x and y.
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Suppose that y is inversely proportional to the 4th power of x, and that y=18 when x=7. What is y when x=4? Round your answer to two decimal places if necessary.

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