y varies directly as the fourth power of x and when x = 3, y = 648.

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.
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Write an equation describing the relationship of the given variables.

y varies directly
as the fourth power of x and when x = 3, y = 648.
Transcribed Image Text:y varies directly as the fourth power of x and when x = 3, y = 648.
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