Question

Efetue a multiplicação de 15√2 19√2

Answer 1

$\LARGE\tt{}15 \sqrt{2} \times 19 \sqrt{2} \\ \\\LARGE\tt{}15 \times 2 \times 19 \\ \LARGE\tt{}30 \times 19 \\ \LARGE\tt{} \boxed{570}$

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