Question

Упростить;
А) √25*121
Б) √16*900
В) √00.9*196 или √0.9*196

Answer 1

$\sqrt{25 \times 121} = 5 \times 11 = 55$
$\sqrt{16 \times 900} = 4 \times 30 = 120$
$\sqrt{0.09 \times 196} = 0.3 \times 14 = 4.2$