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What is the inverse of the function f(x) = 2x + 1?

User Pypat
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1 Answer

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f(x) = y = 2x+1

1st replace x by y & y by x

x= 2y + 1 so : 2y +1 = x ; 2y = x-1 & y = (x-1)/2

User Martin Osusky
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