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Which of the following is the function f(x) if f-1(y)=y/8+3? (picture attached)

Which of the following is the function f(x) if f-1(y)=y/8+3? (picture attached)
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Which of the following is the function f(x) if f-1(y)=y/8+3? (picture attached)

Which of the following is the function f(x) if f-1(y)=y/8+3? (picture attached)-example-1
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User Niyamat Ullah
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Hello,
Answer D

F^-1(y)= (y)/(8) +3\\ \Rightarrow\ F^-1(x)= (x)/(8) +3\\ \Rightarrow\ y= (x)/(8) +3\\ \Rightarrow\ x= (y)/(8) +3\\ \Rightarrow\ y= 8*(x-3)\\ \Rightarrow\ F(x)= 8*(x-3)\\


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User Akshay Khetrapal
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