Question

simplify

under root 212 *under root 154 + under root 225

Answer 1

=√212*√154+√225
=√32648+√225
=√32648+15
=2√8162+15

Answer 2

$\underline {\small{\bold{ANSWER}}}$ :

2√53 × √154 + 15

=>2√8162 + 15

Or

=> √212 × √154 + √225

=> 14.56 × 12.40 + 15

=> 180.544 + 15

=> 195. 544