Question

√72/√10+√20+√40-√5-√80​

Answer 1

Step-by-step explanation:

√72/√10 + √20 +√40 - √5 - √80

(√72 +√200+ √400 - √50-√8000)/ √10

(6√3 + 10√2 + 20 - 5√2 -40√5 )/√10

( 6√3 - 40√5 +5√2 -20)/ √10

rationalize denominatior

[( 6√3)•(√10) -40√5(√10) +

5√20-20√10] / (√10) •(√10)

= ( 6√30-40√50+5√20-20√10)/ 10

>> (6√30-200√2+10√5-20√10) / 10

hope it's helpful.....