Question

Evaluate √117 × √396 , it's answer at the back of the book is coming in points , but how is this possible ?

Answer 1

Answer:

√117*√396

=(√13*√9)*(√11*3*2)

=√13*3*√11*3*2

=√13*√11*18

=3.6*3.31*18

=214.488 ............(ans)

HOPE IT HELPS U........