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Solve for x: 4x^2 - 16 = 0.

Practice Questions

Q1
Solve for x: 4x^2 - 16 = 0.
  1. x = 2
  2. x = -2
  3. x = 4
  4. x = -4

Questions & Step-by-Step Solutions

Solve for x: 4x^2 - 16 = 0.
Correct Answer: ±2
  • Step 1: Start with the equation 4x^2 - 16 = 0.
  • Step 2: Add 16 to both sides of the equation to get 4x^2 = 16.
  • Step 3: Divide both sides of the equation by 4 to simplify it, resulting in x^2 = 4.
  • Step 4: Take the square root of both sides to find x. This gives you x = ±2.
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