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Type: Multiple-Choice
Category: Functions and Relations
Level: Grade 11
Standards: HSF-BF.A.1, HSF-BF.A.1c
Author: nsharp1
Created: 5 years ago

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Grade 11 Functions and Relations CCSS: HSF-BF.A.1, HSF-BF.A.1c

$(f@g)(x) = 2|x+6|$ , what are possible function rules for

$f(x)$ and

$g(x) ?$ There may be more than one correct answer.

$f(x) = sqrt(x), \ \ g(x) = 4x^2 + 48x + 144$
$f(x) = sqrt(x^2 + 6), \ \ g(x) = 2x$
$f(x) = 4x^2 + 6, \ \ g(x) = 1/2sqrt(x)$
$f(x) = x^2 + 6, \ \ g(x) = 2sqrt(x)$