Question

please help me cause i suck at this​

Answer 1

Step-by-step explanation:

3×√7

.........666.......

Answer 2

$\huge\bf{Answer :}$

$\bold{\boxed{3}}$ $\bold{\boxed{\sqrt{(7)}}}$

$\huge\bf{Explanation :}$

$= \sqrt{63} \: \: \: \: \: \: \: \: \: \: \: \: \: \\ = \sqrt{7 \times 3 \times 3} \\ = 3 \sqrt{7} \: \: \: \: \: \: \: \: \: \: \: \: \:$

$\huge{Thanks}$