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Type: Multiple-Choice
Category: Functions and Relations
Level: Grade 11
Standards: HSF-BF.B.4, HSF-BF.B.4a
Tags: HSF-BF.B.4a
Author: HTPhysics
Created: 3 weeks ago

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Grade 11 Functions and Relations CCSS: HSF-BF.B.4, HSF-BF.B.4a

What is the inverse of [math]f(x) = 2^x + 4[/math]?
  1. [math]f⁻¹(x) = log_2(x − 4)[/math]
  2. [math]f⁻¹(x) = log_2(x + 4)[/math]
  3. [math]f⁻¹(x) = 2^(x − 4)[/math]
  4. [math]f⁻¹(x) = 2^(x + 4)[/math]
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