Question

Найди значение корня

Answer 1

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