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

User Carmelo Valenti
by
3.7k points

2 Answers

6 votes

Answer:

x= x/2-3/2

Explanation:

i hope this helps ''whole lotta love'' NUNU

User Sergei Danielian
by
4.3k points
2 votes

Answer:

The inverse is 1/2x -3/2

Explanation:

y =2x+3

Exchange x and y

x = 2y+3

Solve for y, subtracting 3 from each side

x-3 = 2y+3-3

x-3 =2y

Divide each side by 2

(x-3)/2 = 2y/2

1/2x - 3/2 =y

The inverse is 1/2x -3/2

User Alex Dean
by
3.5k points
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