Odpowiedź:
a)
-√3/4 - √3 = -1/4√3 - √3 = -1 1/4√3
b)
∛5 : 2 + 2∛5 = 1/2∛5 + 2∛5 = 2 1/2∛5
c)
(25∛10 - 15)/5 = 5∛10 - 3
d)
2∛5 - 2(1 + ∛5) = 2∛5 - 2 - 2∛5 = -2
e)
10 - 4(2 - √6) = 10 - 8 + 4√6 = 2 + 4√6
f)
3(1 - ∛-5) + 3∛5 = 3 + 3∛5 + 3∛5 = 3 + 6∛5
Szczegółowe wyjaśnienie:
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Odpowiedź:
a)
-√3/4 - √3 = -1/4√3 - √3 = -1 1/4√3
b)
∛5 : 2 + 2∛5 = 1/2∛5 + 2∛5 = 2 1/2∛5
c)
(25∛10 - 15)/5 = 5∛10 - 3
d)
2∛5 - 2(1 + ∛5) = 2∛5 - 2 - 2∛5 = -2
e)
10 - 4(2 - √6) = 10 - 8 + 4√6 = 2 + 4√6
f)
3(1 - ∛-5) + 3∛5 = 3 + 3∛5 + 3∛5 = 3 + 6∛5
Szczegółowe wyjaśnienie: