1.

Plz answer me fast........

Answer»

Hey!!!!!

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(i) √63 - 5√28 + 11√7

=> 3√7 - 10√7 + 11√7

=> 4√7

(ii) 5√8 + 2√8 - 2√2

=> 10√2 + 8√2 - 2√2

=> 16√2

(iii) (4√3 - 3√5)²

=> 48 + 45 - 2(4√3)(3√5)

=> 93 - 24√15

Hope this HELPS



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