Автор - DIANA89320

3√20- √5
2/3√18+2√2
2√27-√12
2√20-2√45+1/4√16
5√8+1/2√2-2√18

Ответ

Автор - luizka230201
3√20- √5= 3√4×5 -√5=6√5-√5=6
2/3√18+2√2= 2√2 + 2√2 = 8
2√27-√12= 2
√3×9  -√4×3 = 6√3-2√3= 4
2√20-2√45+1/4√16= 2
√5×4  - 2√9×5  + 1 = 4√5-6√5+1= -1
5√8+1/2√2-2√18= 5
√4×2 +0.5√2-2√9×2= 10√2 +0.5√2 - 6√2=21 - 6√2
кажется

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