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F (x) = 3r + 6. Find the inverse of f(x).

User XTwisteDx
by
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1 Answer

2 votes

Answer:

The inverse is 1/3x -2

Explanation:

f (x) = 3x + 6

y = 3x+6

Exchange x and y

x = 3y+6

Subtract 6 from each side

x-6 = 3y+6-6

x-6 = 3y

Divide by 3

1/3x - 6/3 = y

1/3x -2 = y

The inverse is 1/3x -2

User Gary Holland
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3.9k points