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23-08-2021
Mathematics

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What is the inverse of the function f(x) = 2x – 10?

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cwrw238 cwrw238

23-08-2021

Answer:

The inverse f-1(x) = ( x + 10)/2.

Step-by-step explanation:

f(x) = 2x - 10

Find x in terms of f(x):

2x = f(x) + 10

x = (f(x) + 10))/ 2

Replace x by the inverse f-1(x) and f(x) by x:

f-1(x) = (x + 10)/2.

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