QueenKing2246 QueenKing2246

17-06-2021
Mathematics

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Which function is the inverse of f(x) = 2x + 3?

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yuxiang192837465 yuxiang192837465

17-06-2021

Answer:

f^-1(x)=1/2x-3/2

Step-by-step explanation:

f(x)=2x+3

y=2x+3

x=2y+3

2y+3=x

2y=x-3

y=1/2x-3/2

substitute f^-1(x) for y

f^-1(x)=1/2x-3/2

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