One more piece of information is given than is necessary for solving the problem. Identify this unnecessary piece of information
1 answer:
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Answer:
(x) =
Step-by-step explanation:
let y = f(x) and rearrange making x the subject, that is
y = 2x + 1 ( subtract 1 from both sides )
y - 1 = 2 ( divide both sides by 2 )
= x
Change y back into terms of x and let x = (x), thus
(x ) =
This is all I can do for now, I might be back to solve the rest, I’m sorry.
