Question

simplify √4900 + 3√343 - 3√216

Answer 1

$\sqrt{4900} + 3 \sqrt{343} - 3 \sqrt{216} \\ 70 + 3 \times 7 \sqrt{7} - 3 \times 6 \sqrt{6} \\ 70 + 21 \sqrt{7} - 18 \sqrt{6}$

Answer 2

hey friend here is your answer

root 4900 + 3 root 343 - 3 root 216
70 + 3× 7 - 3× 6
70 + 21 - 18
91 - 18
73

hope it helps you.