Question

√121-√100+√(-6)^2

Answer 1

Lời giải:
$\sqrt{121}-\sqrt{100}+\sqrt{(-6)^2}=\sqrt{11^2}-\sqrt{10^2}+\sqrt{(-6)^2}$

$=11-10+6=7$

Answer 2

√121-√100+√(-6)^2

= 11 - 10 + 6

= 7