2 years ago

Only C please:) Thanks

Mathematics

1 answer:

kirill115 [55]2 years ago

4 0

Answer:

Step-by-step explanation:

The f^-1 notation indicates you need to find the inverse of the function

y=2x+1

x=2y+1

Exchange the x & y variables. Note this is what accomplishes that reflection across the line y = x

7=2y+1

-2y=1-7

-2y=-6

Divide both side of the equation by -2

negative divide negative is positive so

y=3

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