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Inicijalni test za 8. razred

Authored by Anastazija Radisavljević

Mathematics

8th Grade

Used 8+ times

Inicijalni test za 8. razred
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6 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Poređaj po veličini elemente skupa A=A= {0,3;  0,3‾; −3; −0,3‾; −0,3;  3}\left\{0,3;\ \ 0,\overline{3};\ -\sqrt[]{3};\ -0,\overline{3};\ -0,3;\ \ \sqrt[]{3}\right\} , počev od najmanjeg.

{−3;  −0,3‾; −0,3;  3;  0,3;  0,3‾;}\left\{-\sqrt[]{3};\ \ -0,\overline{3};\ -0,3;\ \ \sqrt[]{3};\ \ 0,3;\ \ 0,\overline{3};\right\}

{−3; −0,3‾; −0,3;  0,3‾; 3; 0,3}\left\{-\sqrt[]{3};\ -0,\overline{3};\ -0,3;\ \ 0,\overline{3};\ \sqrt[]{3};\ 0,3\right\}

{−3;  −0,3‾; −0,3;   0,3;  0,3‾; 3}\left\{-\sqrt[]{3};\ \ -0,\overline{3};\ -0,3;\ \ \ 0,3;\ \ 0,\overline{3};\ \sqrt[]{3}\right\}

{−0,3‾; −0,3;  3;  0,3;  0,3‾; −3;}\left\{-0,\overline{3};\ -0,3;\ \ \sqrt[]{3};\ \ 0,3;\ \ 0,\overline{3};\ -\sqrt[]{3};\right\}

2.

MULTIPLE CHOICE QUESTION

3 mins • 2 pts

Razlika kvadrata zbira i kvadrata razlike celih brojeva a i b različitih od nule je 4.

Brojevi a i b su:

suprotni

jednaki

recipročni

3.

MULTIPLE CHOICE QUESTION

2 mins • 2 pts

Koliko iznosi izraz:

a=22−(−3)2+(2)2−(−22)a=2^2-\left(-3\right)^2+\left(\sqrt[]{2}\right)^2-\left(-2^2\right) ?

1919

1111

−1-1

11

4.

MULTIPLE CHOICE QUESTION

2 mins • 2 pts

Kolika je vrednost za sledeći izraz:

b=5⋅1−1625+3⋅2−29b=5\cdot\sqrt[]{1-\frac{16}{25}}+3\cdot\sqrt[]{2-\frac{2}{9}} ?

77

66

44

88

5.

MULTIPLE CHOICE QUESTION

2 mins • 2 pts

Pojednostavi još jedan izraz:
c=−1072−0,04c=-\frac{10}{7}\sqrt[]{2-0,04} .

33

−2-2

2\sqrt[]{2}

−0,2-0,2

6.

MULTIPLE CHOICE QUESTION

3 mins • 3 pts

Zbir svih rešenja jednačine

1−3x2=−261-3x^2=-26 je:

−6-6

66

00

−9-9

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