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Which equation is the inverse of the function f(x)=5x+2? y = 5x - 2 y = 2/5x + 1 y = 1/5x - 1/2 y = 1/5x - 2/5
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Jul 10, 2020
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Which equation is the inverse of the function f(x)=5x+2?
y = 5x - 2
y = 2/5x + 1
y = 1/5x - 1/2
y = 1/5x - 2/5
Mathematics
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Soleshoe
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The inverse is y=1/5x-2/5
—————————————————————————
f(x)=5x+2
Replace f(x) with y
y=5x+2
Interchange the variables.
x=5y+2
Solve for y
y=-2/5+x/5 which is the same.d y=1/5x-2/5
Andrey Patseiko
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Jul 15, 2020
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Andrey Patseiko
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