12 − 27 − 75 = \sqrt{12}-\sqrt{27}-\sqrt{75}= 1 2 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z"> − 2 7 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z"> − 7 5 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z"> =

− 6 3 -6\sqrt{3} − 6 3 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z">

− 6 5 -6\sqrt{5} − 6 5 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z">

− 5 3 -5\sqrt{3} − 5 3 <path d="M95,702c-2.7,0,-7.17,-2.7,-13.5,-8c-5.8,-5.3,-9.5, -10,-9.5,-14c0,-2,0.3,-3.3,1,-4c1.3,-2.7,23.83,-20.7,67.5,-54c44.2,-33.3,65.8, -50.3,66.5,-51c1.3,-1.3,3,-2,5,-2c4.7,0,8.7,3.3,12,10s173,378,173,378c0.7,0, 35.3,-71,104,-213c68.7,-142,137.5,-285,206.5,-429c69,-144,104.5,-217.7,106.5, -221c5.3,-9.3,12,-14,20,-14H400000v40H845.2724s-225.272,467,-225.272,467 s-235,486,-235,486c-2.7,4.7,-9,7,-19,7c-6,0,-10,-1,-12,-3s-194,-422,-194,-422 s-65,47,-65,47z M834 80H400000v40H845z">

Test inițial - clasa a 9 a (tehnologic)

Authored by Monica Dumitrache

Mathematics

9th Grade

Used 17+ times

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33 questions

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MULTIPLE CHOICE QUESTION

30 sec • 2 pts

Mulțimea numerelor întregi se notează cu litera:

MULTIPLE CHOICE QUESTION

2 mins • 3 pts

Rezultatul calcului $\frac{1}{4}+\frac{2}{3}\cdot\left(\frac{9}{8}\right)^{ }$ este:

$\frac{7}{4}$

$\frac{13}{27}$

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

(2³)⁵·2²:2¹⁶ = ...

2⁶

2¹⁵

MULTIPLE CHOICE QUESTION

30 sec • 3 pts

Dacă 3 pixuri costă 4,5 lei atunci 10 pixuri costă ....

13,5

14,5

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Expresia ( 4x – 1)² este egală cu:

16x² -1

16x² -8x + 1

16x² + 1

16x² -8x + 2

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

$\sqrt{12}-\sqrt{27}-\sqrt{75}=$

$-6\sqrt{3}$

$-6\sqrt{5}$

$-5\sqrt{3}$

MULTIPLE CHOICE QUESTION

30 sec • 3 pts

Scrisă sub formă de interval mulțimea
A = {x∈ℝ/-1 ≤ x < 5} este egală cu ... .

(-1;5]

[-1;5]

[-1;5)

(-1;5)

MULTIPLE CHOICE QUESTION

30 sec • 3 pts

Rezultatul calculului $\left|-15\right|+\left|15\right|$ este :

-30

10.

FILL IN THE BLANKS QUESTION

5 mins • 5 pts

Dacă $\frac{a}{b}=\frac{5}{2}$ , atunci $\frac{4a}{10b}= (a) <span class=$ .

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Test inițial - clasa a 9 a (tehnologic)

Mulțimea numerelor întregi se notează cu litera:

Rezultatul calcului 14+23⋅(98)\frac{1}{4}+\frac{2}{3}\cdot\left(\frac{9}{8}\right)^{ }41​+32​⋅(89​) este:

(23)5·22:216 = ...

Dacă 3 pixuri costă 4,5 lei atunci 10 pixuri costă ....

Expresia ( 4x – 1)2 este egală cu:

12−27−75=\sqrt{12}-\sqrt{27}-\sqrt{75}=12​−27​−75​=

Scrisă sub formă de interval mulțimeaA = {x∈ℝ/-1 ≤ x < 5} este egală cu ... .

Rezultatul calculului ∣−15∣+∣15∣\left|-15\right|+\left|15\right|∣−15∣+∣15∣ este :

Un obiect costă 150 lei. După o scumpire cu 30%, prețul este (a)

Dacă ab=52\frac{a}{b}=\frac{5}{2}ba​=25​ , atunci 4a10b=(a)<spanclass=\frac{4a}{10b}= (a) <span class=10b4a​=(a)<spanclass= .

Access all questions and much more by creating a free account

Popular Resources on Wayground

Discover more resources for Mathematics

Rezultatul calcului $\frac{1}{4}+\frac{2}{3}\cdot\left(\frac{9}{8}\right)^{ }$ este:

(2³)⁵·2²:2¹⁶ = ...

Expresia ( 4x – 1)² este egală cu:

$\sqrt{12}-\sqrt{27}-\sqrt{75}=$

Scrisă sub formă de interval mulțimea
A = {x∈ℝ/-1 ≤ x < 5} este egală cu ... .

Rezultatul calculului $\left|-15\right|+\left|15\right|$ este :

Un obiect costă 150 lei. După o scumpire cu 30%, prețul este

(a)

Dacă $\frac{a}{b}=\frac{5}{2}$ , atunci $\frac{4a}{10b}= (a) <span class=$ .