Question

Check whether √20 x √45 is a rational num or not

Answer 1

Please mark as brainlist

Answer 2

Answer: 30

Step-by-step explanation:√45 x √20

√9 x√5   x  √4 x √5

3 x√5  x  2 x√5

3 x 2 x 5

30

hope it helps you..