8/162.Wykonaj działania. a)3√5-2+√5-2 b)4∛2-5(2∛2+1) c)√72-√32-3√8 d)2∛24+1/2(∛192-∛375) e)3√5^2-5^-2 f)(2√3)^4-(3√2)^-2 Prosze o pomoc ^-2-Pierwiastek do - dwa 1/2- jedna druga
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3√5-2+√5-2 =-2+2√5
b)4∛2-5(2∛2+1)=4∛2 -10∛2-5=-6∛2-5
c)√72-√32-3√8=-4√2
d)2∛24+1/2(∛192-∛375)=2∛24+ 1/2∛192 -1/2∛375=4∛24
e)3√5^2-5^-2 =45-0.04=44.95
(2√3)^4-(3√2)^-2=144-0.06=143.94