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Type: Multiple-Choice
Category: Functions and Relations
Level: Grade 10
Standards: HSF-BF.B.4, HSF-BF.B.4a
Author: nsharp1
Created: 5 years ago

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Grade 10 Functions and Relations CCSS: HSF-BF.B.4, HSF-BF.B.4a

Find the inverse of

$f(x) = 1/2 x + 4/5$ .

$f^{-1}(x) = 2x - 8/5$
$f^{-1}(x) = 2x - 4/5$
$f^{-1}(x) = -1/2 x - 4/5$
$f^{-1}(x) = -2x - 5/4$