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mars1129 [50]
2 years ago
8

What is (f - g)(x)? f(x) = 3x? g(x) = -x? + 4

Mathematics
1 answer:
Sav [38]2 years ago
6 0

Answer:

(f - g)(x) = 4x - 4

General Formulas and Concepts:

<u>Pre-Algebra</u>

  • Distributive Property

<u>Algebra I</u>

  • Combining Like Terms

Step-by-step explanation:

<u>Step 1: Define</u>

f(x) = 3x

g(x) = -x + 4

(f - g)(x) is f(x) - g(x)

<u>Step 2: Find</u>

  1. Substitute:                    (f - g)(x) = 3x - (-x + 4)
  2. Distribute -1:                 (f - g)(x) = 3x + x - 4
  3. Combine like terms:    (f - g)(x) = 4x - 4
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