Wykonaj działania :
a)√27 - √12 + √48
b)2√32 + 3√18 - √72
c)4∛54 + ∛16 - ∛128
d)2∛24 + 4∛81 - 14∛3
potrzebuje na jutro ! : )
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a)√3*9 - √4*3 + √3*16= 3√3-2√3+4√3=√3+4√3=5√3
b)2√2*16+3√2*9-√36*2=2*4√2+3*3√2-6√2=8√2+9√2-6√2=17√2-6√2=9√2
c)4∛27*2+∛8*2-∛64*2=12∛2+2∛2-4∛2=14∛2-4∛2=10∛2
d)2∛8*3+4∛3*27-14∛3=2*2∛3+4*3∛3-14∛3=4∛3+12∛3-14∛3=16∛3-14∛3=2∛3