September 2018 2 13 Report

Zad.1

Oblicz.

a) (7√2 - 3√8) x √2 =

b) (2√8 + 3√18 + √50 - 2√72) x √2 =

c) (4√12 - 8√27 + √48 - 2√75) x √3 =

d) (7√2 - 3√8 + 3√18) x √2 =

Zad.2

Oblicz.

a) √20 + 2√45 - 3√80 =

b) 2√2 - 3√8 + 5√18 =

c) 2∛3 - 4∛24 +3∛81 =

d) √12 - 3√3 + √48

------------------- =

√3

e) ∛2 - 2∛16 + ∛54

--------------------- =

4∛2

f) ∛4 + 2∛32 - ∛108

---------------------- =

3∛32

x - to oczywiście znak mnożenia

DAJE NAJ.


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