Question

Найди значение корня

Answer 1

$\sqrt{25 \times 81} = \sqrt{2025} = 45$
$\sqrt{0.49 \times 16} = \sqrt{7.84} = 2.8$
$\sqrt{0.81 \times 0.04} = 0.9 \times 0.2 = 0.18$
$\sqrt{196 \times 2.25 \times 0.09} = \sqrt{39.69} = 6.3$