Question

[2√30\√6] - [ 3√140/√28] + [√55/√99]

Answer 1

hope it helps and follow me.

Answer 2

Hi ,

[2√30/√6] -[3√140/√28 ] +[√55/√99]

= [ 2(√5×√6)/√6] - [ 3(√28×√5)/√28 ]

+ [ ( √11 × √5 )/( √11 × √9 ) ]

= 2√5 - 3√5 + √5/√9

= - √5 + √5/3

= ( - 3√5 + √5 )/3

= - 2√5/3

I hope this helps you.

: )