LuanN489255 LuanN489255

25-10-2022
Mathematics

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For y = 10*0.5^x (that is read y equals ten times one half to the power of x), doesthis model exponential growth or decay? Explain how you know.

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ShubhT682571 ShubhT682571

25-10-2022

[tex]f(x)=10\cdot(\frac{1}{2})^x[/tex]

f(1)=1/2 f(2)=(1/2)^2=(1/2)*(1/2)=1/4

1/2>1/4 => f(1)>f(2) => it is decreasing, because with the grow of x the value(y) is decreasing what we have shown

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