September 2018 1 32 Report

Zapisz w jak najprostrzej postaci:

a) 2\sqrt{5} + 3\sqrt{5}=

b) 5\sqrt{7}-\frac{2}{3}\sqrt{7}=

c) 2\sqrt{2}-\frac{\sqrt{2}}{2}=

d) 3\sqrt{7}razy8=

e) 2\sqrt{5}razy3\sqrt{5}=

f) (2\sqrt{3)}^{2}=

Dam oczywiśćie naj :))))))))


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