3√ 19600 + 7√ 16 = 3 * 140 + 7 * 4 = 420 + 28 = 448
Пояснение:
√ 19600 = 140²
√16 = 4²
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3√ 19600 + 7√ 16 = 3 * 140 + 7 * 4 = 420 + 28 = 448
Пояснение:
√ 19600 = 140²
√16 = 4²