general math MCQ #467

(0.456 * 0.456 - 0.228 * 0.228) / (0.456 + 0.228) = ________?

general math MCQ #467

  1. Question 1

    Q1. (0.456 * 0.456 - 0.228 * 0.228) / (0.456 + 0.228) = ________?

    • A) 0.228
    • B) 0.456
    • C) 0.684
    • D) 1

    Answer: 0.228

    Explanation: Using the difference-of-squares identity, (a²−b²)/(a+b) = a−b = 0.456 − 0.228 = 0.228.