wykonaj działania :
a) 3a√2 ( ⅔ √32 - ⅓ √6 +2√8)
b) (2a √12 +a/3 √27 - √3)· √3
c) √⅓ (2x √6 +4√3 -3 √⅓ +x√54)
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3a√2(⅔√32-⅓√6+2√8)=
2a√64-a√12+6a√16=
16a-2a√3+24a=
40a-2a√3=
2a[20-√3]
(2a√12+a/3 √27-√3)×√3=
2a√36+a/3√81 -3=
12a+3a-3=15a-3=3(5a-1)
√⅓(2x√6+4√3-3√⅓+x√54)=
2x√2+4√1-3√¹/₉+x√18=
2x√2+3+3x√2=5x√2+3