Question

State the reason for √225×√4​

Answer 1

Answer:

Step-by-step explanation:

1 i.e. √225×√4bis rational because√225=15 whereas √4=2

so 15×2=30

whereas 6√5+8√125 is irrational because neither of them could be rational number

so 6√5+8√125=2(3√5+4√125)