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Type: Multiple-Choice
Category: Functions and Relations
Level: Grade 10
Standards: HSF-BF.A.1, HSF-BF.A.1c
Author: nsharp1
Created: 5 years ago

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Functions and Relations Question

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Grade 10 Functions and Relations CCSS: HSF-BF.A.1, HSF-BF.A.1c

If (fg)(x)=1x2+2, what could be the possible function rules for f(x) and g(x)? There may be more than one correct answer.
  1. f(x)=1x2+1,  g(x)=x+1
  2. f(x)=1x,  g(x)=(x2+2)2
  3. f(x)=1x2+2,  g(x)=x
  4. f(x)=1x-1,  g(x)=x2+3