October 2018 1 51 Report

1. Oblicz:

a) 6*\sqrt{121}-(\sqrt{7})^{2}

b) \sqrt{25-9}*(-2)

2. Oblicz stosując własności działań na pierwiastkach.

a)\sqrt{12} : \sqrt{6}*\sqrt{2}

b) \sqrt{40}*\sqrt{5}:\sqrt{8}

c) \sqrt{27}:(\sqrt{6}:\sqrt{2})

d) \sqrt{3}:(\sqrt{2}*\sqrt{6})

3. Oblicz nie używając kalkulatora.

a) \sqrt{1,21}

b) \sqrt{0,000144}

c) \sqrt[3]{0,000216}

d) \sqrt[3]{729000000}


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