3 years ago

Inverse of the function f(x) = 2x + 5?

Mathematics

2 answers:

Sindrei [870]3 years ago

8 0

Answer:

x - 5

y = --------------

Step-by-step explanation:

1. Replace "f(x)" with "y:" y = 2x + 5

2. Interchange x and y: x = 2y + 5

3. Solve this result for y:

2y = x - 5, or

x - 5

y = --------------

andrew-mc [135]3 years ago

3 0

Answer:

$y^{-1} =\frac{1}{2} x-\frac{5}{2}$

Step-by-step explanation:

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