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operații cu numere reale(E7/pag8)

Authored by Mihaela Gabor

Mathematics

7th - 12th Grade

Used 5+ times

operații cu numere reale(E7/pag8)
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10 questions

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1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

calculați valoarea lui

 x=[5,(6)154+0,75]32x=\left[5,\left(6\right)-\frac{15}{4}+0,75\right]\cdot\frac{3}{2}  

4

1

0

2

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Calculați valoarea lui

 y=(112)1+116,64:2710y=\left(\frac{1}{12}\right)^{-1}+\sqrt{116,64}:\frac{27}{10}  

1

2

4

16

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

Calculați media aritmetică a numerelor x și y

2

4

10

1

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

Calculați media geometrică a numerelor x și y.

10

6,4

8

1

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

Calculați media armonică a numerelor x și y.

4

8

10

6,4

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

Calculați valoarea lui x.

43\frac{4}{\sqrt{3}}

49\frac{4}{9}

23\frac{2}{3}

42\frac{4}{\sqrt{2}}

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image

Calculați valoarea lui y.

43\frac{4}{\sqrt{3}}

49\frac{4}{9}

12\frac{1}{2}

42\frac{4}{\sqrt{2}}

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