calculați 50 − 72 + 98 = \sqrt{50}-\sqrt{72}+\sqrt{98}= 5 0 <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 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"> + 9 8 <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 2 6\sqrt{2} 6 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">

5 2 5\sqrt{2} 5 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">

7 2 7\sqrt{2} 7 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">

4 2 4\sqrt{2} 4 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">

raționalizați fracția 3 12 = \frac{3}{\sqrt{12}}= 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"> 3 =

3 2 \frac{\sqrt{3}}{2} 2 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">

3 3 \frac{\sqrt{3}}{3} 3 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 radicali: 9-Question Practice Test (Grade 10)

9 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Calculați $\sqrt{5}\cdot\sqrt{20}=$

10

12

20

15

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

calculați $\sqrt{50}-\sqrt{72}+\sqrt{98}=$

$6\sqrt{2}$

$5\sqrt{2}$

$7\sqrt{2}$

$4\sqrt{2}$

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

calculați $^3\sqrt{0,027}=$

0,2

0,3

0,9

0,1

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

calculați $^3\sqrt{16}-2^{\ 3}\sqrt{54}-^3\sqrt{128}=$

$-8\ \cdot^3\sqrt{2}$

$-6\ \cdot^3\sqrt{2}$

$-4\cdot^3\sqrt{2}$

$8\cdot^3\sqrt{2}$

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

calculați
$^3\sqrt{\sqrt{2}+\sqrt{10}}\cdot^3\sqrt{\sqrt{2}-\sqrt{10}}=$

-3

-4

-10

-2

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

calculați
$\left(^3\sqrt{1}-^3\sqrt{5}\right)\cdot\left(^3\sqrt{1}+^3\sqrt{5}+^3\sqrt{25}\right)=$

-4

-1

-5

4

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

raționalizați fracția
$\frac{3}{\sqrt{12}}=$

$\frac{\sqrt{3}}{2}$

$\frac{3}{2}$

$\frac{\sqrt{3}}{3}$

$\frac{1}{3}$

8.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

$\frac{1}{3\cdot^3\sqrt{2}}=$ rationalizați

$\frac{^3\sqrt{4}}{6}$

$\frac{^3\sqrt{3}}{2}$

$\frac{^3\sqrt{8}}{2}$

$\frac{2}{3}$

9.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

calculați
$\ \ \frac{6-2\sqrt{5}}{\sqrt{5}-1}-\frac{6+2\sqrt{5}}{\sqrt{5}+1}=$

-1

-2

0

+1

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test radicali

Calculați 5⋅20=\sqrt{5}\cdot\sqrt{20}=5​⋅20​=

calculați 50−72+98=\sqrt{50}-\sqrt{72}+\sqrt{98}=50​−72​+98​=

calculați 30,027=^3\sqrt{0,027}=30,027​=

calculați 316−2 354−3128=^3\sqrt{16}-2^{\ 3}\sqrt{54}-^3\sqrt{128}=316​−2 354​−3128​=

calculați 32+10⋅32−10=^3\sqrt{\sqrt{2}+\sqrt{10}}\cdot^3\sqrt{\sqrt{2}-\sqrt{10}}=32​+10​​⋅32​−10​​=

calculați (31−35)⋅(31+35+325)=\left(^3\sqrt{1}-^3\sqrt{5}\right)\cdot\left(^3\sqrt{1}+^3\sqrt{5}+^3\sqrt{25}\right)=(31​−35​)⋅(31​+35​+325​)=

raționalizați fracția 312=\frac{3}{\sqrt{12}}=12​3​=

13⋅32=\frac{1}{3\cdot^3\sqrt{2}}=3⋅32​1​= rationalizați

calculați 6−255−1−6+255+1=\ \ \frac{6-2\sqrt{5}}{\sqrt{5}-1}-\frac{6+2\sqrt{5}}{\sqrt{5}+1}= 5​−16−25​​−5​+16+25​​=

Access all questions and much more by creating a free account

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Mathematics

Calculați $\sqrt{5}\cdot\sqrt{20}=$

calculați $\sqrt{50}-\sqrt{72}+\sqrt{98}=$

calculați $^3\sqrt{0,027}=$

calculați $^3\sqrt{16}-2^{\ 3}\sqrt{54}-^3\sqrt{128}=$

calculați
$^3\sqrt{\sqrt{2}+\sqrt{10}}\cdot^3\sqrt{\sqrt{2}-\sqrt{10}}=$

calculați
$\left(^3\sqrt{1}-^3\sqrt{5}\right)\cdot\left(^3\sqrt{1}+^3\sqrt{5}+^3\sqrt{25}\right)=$

raționalizați fracția
$\frac{3}{\sqrt{12}}=$

$\frac{1}{3\cdot^3\sqrt{2}}=$ rationalizați

calculați
$\ \ \frac{6-2\sqrt{5}}{\sqrt{5}-1}-\frac{6+2\sqrt{5}}{\sqrt{5}+1}=$