1.

root 72 + root 800 - root 18

Answer»

(6+20-9 )root2= 23.root 2

√72+√800-√18= √36×2+√400×2-√9×2= 6√2 + 20√2-3√2= 6+20-3(√2)= 26- 3(√2)= 23√2The answer is 23√2...

6√2 + 20√2 - 3√2 = 23√2

thx gyzzz



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