Question

121 square root x 81 square root + 36 square root x 400 square root

Answer 1

Answer:

√121 × √81 + √36 × √400

= 11×9 + 6×20

= 99+120

= 219

Answer 2

Answer:

121square root=11

81 square root=9

36 square root =6

400 square root=20

So,11×9+6×20

99+120

219