Nowa MATeMAtyka 1. Podręcznik. Zakres podstawowy | Strona 19

Zadanie 1. Zapisz w postaci liczby całkowitej.

a) 0

b) 1

c) 2

d) 3

e) 7

f ) 8

g) 9

h) 10

i) 11

Zadanie 2. Zapisz w postaci ułamka zwykłego.

a)

\[\sqrt{\frac{1}{4}} = \frac{1}{2}\]

b)

\[\sqrt{\frac{1}{9}} = \frac{1}{3}\]

c)

\[\sqrt{\frac{4}{9}} = \frac{2}{3}\]

d)

\[\sqrt{\frac{9}{4}} = \frac{3}{2} = 1\frac{1}{2}\]

e)

\[\sqrt{\frac{49}{64}} = \frac{7}{8}\]

f)

\[\sqrt{\frac{25}{81}} = \frac{5}{9}\]

Zadanie 3. Zapisz w postaci liczby mieszanej.

a)

\[\sqrt{2\frac{1}{4}} = \sqrt{\frac{9}{4}} = \frac{3}{2} = 1\frac{1}{2}\]

b)

\[\sqrt{2\frac{7}{9}} = \sqrt{\frac{25}{9}} = \frac{5}{3} = 1\frac{2}{3}\]

c)

\[\sqrt{6\frac{1}{4}} = \sqrt{\frac{25}{4}} = \frac{5}{2} = 2\frac{1}{2}\]

d)

\[\sqrt{5\frac{4}{9}} = \sqrt{\frac{49}{9}} = \frac{7}{3} = 2\frac{1}{3}\]

e)

\[\sqrt{1\frac{11}{25}} = \sqrt{\frac{36}{25}} = \frac{6}{5} = 1\frac{1}{5}\]

f)

\[\sqrt{1\frac{13}{36}} = \sqrt{\frac{49}{36}} = \frac{7}{6} = 1\frac{1}{6}\]

Zadanie 4. Zapisz liczbę w postaci dziesiętnej.

a)

\[\sqrt{0,01} = \sqrt{\frac{1}{100}} = \frac{1}{10} = 0,1\]

b)

\[\sqrt{0,04} = \sqrt{\frac{4}{100}} = \frac{2}{10} = 0,2\]

c)

\[\sqrt{0,36} = \sqrt{\frac{36}{100}} = \frac{6}{10} = 0,6\]

d)

\[\sqrt{0,81} = \sqrt{\frac{81}{100}} = \frac{9}{10} = 0,9\]

e)

\[\sqrt{1,21} = \sqrt{\frac{121}{100}} = \frac{11}{10} = 1,1\]

f)

\[\sqrt{1,44} = \sqrt{\frac{144}{100}} = \frac{12}{10} = 1,2\]

Zadanie 5. Zapisz w postaci liczby całkowitej.

a) 0

b) 1

c) 2

d) 3

e) 4

f ) 5

g) 7

h) 10

i) 30

Zadanie 6. Zapisz w postaci ułamka zwykłego.

a)

\[\sqrt[3]{\frac{1}{8}} = \frac{1}{2}\]

b)

\[\sqrt[3]{\frac{1}{27}} = \frac{1}{3}\]

c)

\[\sqrt[3]{\frac{8}{27}} = \frac{2}{3}\]

d)

\[\sqrt[3]{\frac{27}{125}} = \frac{3}{5}\]

e)

\[\sqrt[3]{\frac{125}{8}} = \frac{5}{2} = 2\frac{1}{2}\]

f)

\[\sqrt[3]{\frac{216}{125}} = \frac{6}{5} = 1\frac{1}{5}\]

Zadanie 7. Zapisz w postaci ułamka dziesiętnego.

a)

\[\sqrt[3]{0,008} = \sqrt[3]{\frac{8}{1000}} = \frac{2}{10} = 0,2\]

b)

\[\sqrt[3]{0,125} = \sqrt[3]{\frac{125}{1000}} = \frac{5}{10} = 0,5\]

c)

\[\sqrt[3]{0,216} = \sqrt[3]{\frac{216}{1000}} = \frac{6}{10} = 0,6\]

Zadanie 8. Oblicz.

a)

\[\sqrt{81} – \sqrt{64} + \sqrt[3]{64} = 9 – 8 + 4 = 5\]

b)

\[\sqrt[3]{125} + \sqrt{25} – \sqrt{100} = 5 + 5 – 10 = 0\]

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