Oblicz (jak w zadaniu 4 przykłady c i d):
a) √50+√18=
√32+√162=
√147-√75=
√320+√80=
b) ∛16+∛54=
∛40+∛135=
∛270-∛80=
∛162-∛48=
Przykłady co w poleceniu: C)√147+√75-√108=√49*3+√25*3-√36*3=7√3+5√3-6√3=6√3
d) ∛189-∛56+∛7=∛27*7-∛8*7+∛7=3∛7-2∛7+∛7=2∛7
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