find the inverse of the function f(x)=2x
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find the inverse of the function f(x)=2x
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Answer:
Answer : f-1(x) = (x - 3) / 2.
Step-by-step explanation:
Solve Using Algebra
The function: f(x) 2x+3
Subtract 3 from both sides: y-3 2x
Divide both sides by 2: (y-3)/2 x
Swap sides: x (y-3)/2
Solution (put "f-1(y)" for "x") : f-1(y)
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