Question

    Direction: Solve the following expression and calculate

    the approximate value. (5.78 + 3.12)² + 8.2² + 2 × 8.1 × (5.9 + 3.2)
    A 285 Correct Answer Incorrect Answer
    B 289 Correct Answer Incorrect Answer
    C 287 Correct Answer Incorrect Answer
    D 278 Correct Answer Incorrect Answer
    E 288 Correct Answer Incorrect Answer

    Solution

    (6 + 3)² + 8² + 2 × 8 × (6 + 3)² (6 + 3 + 8)² 289

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