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OpenStudy (anonymous):
Which of the following is an exponential decay function and why? f(x)=7(5)^x f(x)=5(4/3)^x f(x)=3(7/3)^-x f(x)=3(-1/3)^x
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OpenStudy (anonymous):
Decay is always a negative exponent. A positive exponent would cause the equation to grow, so its the third one :)
OpenStudy (anonymous):
Thank you!
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