AIR MATH

Math Question

If \( f(x)=x-3 \), which of the following is the inverse of \( f(x) \) ?
A. \( f^{-1}(x)=3 x \)
B. \( f^{-1}(x)=3-x \)
C. \( f^{-1}(x)=x-3 \)
D. \( f^{-1}(x)=x+3 \)

Solution

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