2 sin ⁡ 30 ° + ctg ⁡ 45 ° 2\sin30\degree+\operatorname{ctg}45\degree 2 sin 3 0 ° + c t g 4 5 °

2 3 2\sqrt{3} 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">

2 2 2\sqrt{2} 2 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 + 1 \sqrt{3}+1 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"> + 1

9 + 1 9 16 \sqrt{9+1\frac{9}{16}} 9 + 1 1 6 9 <path d="M424,2478c-1.3,-0.7,-38.5,-172,-111.5,-514c-73, -342,-109.8,-513.3,-110.5,-514c0,-2,-10.7,14.3,-32,49c-4.7,7.3,-9.8,15.7,-15.5, 25c-5.7,9.3,-9.8,16,-12.5,20s-5,7,-5,7c-4,-3.3,-8.3,-7.7,-13,-13s-13,-13,-13, -13s76,-122,76,-122s77,-121,77,-121s209,968,209,968c0,-2,84.7,-361.7,254,-1079 c169.3,-717.3,254.7,-1077.7,256,-1081c4,-6.7,10,-10,18,-10H400000v40H1014.6 s-87.3,378.7,-272.6,1166c-185.3,787.3,-279.3,1182.3,-282,1185c-2,6,-10,9,-24,9 c-8,0,-12,-0.7,-12,-2z M1001 80H400000v40H1014z">

10 9 16 10\frac{9}{16} 1 0 1 6 9

32 + 14 + 4 \sqrt{32+\sqrt{14+\sqrt{4}}} 3 2 + 1 4 + 4 <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"> <path d="M1001,80H400000v40H1013.1s-83.4,268,-264.1,840c-180.7, 572,-277,876.3,-289,913c-4.7,4.7,-12.7,7,-24,7s-12,0,-12,0c-1.3,-3.3,-3.7,-11.7, -7,-25c-35.3,-125.3,-106.7,-373.3,-214,-744c-10,12,-21,25,-33,39s-32,39,-32,39 c-6,-5.3,-15,-14,-27,-26s25,-30,25,-30c26.7,-32.7,52,-63,76,-91s52,-60,52,-60 s208,722,208,722c56,-175.3,126.3,-397.3,211,-666c84.7,-268.7,153.8,-488.2,207.5, -658.5c53.7,-170.3,84.5,-266.8,92.5,-289.5c4,-6.7,10,-10,18,-10z M1001 80H400000v40H1013z"> <path d="M424,2478c-1.3,-0.7,-38.5,-172,-111.5,-514c-73, -342,-109.8,-513.3,-110.5,-514c0,-2,-10.7,14.3,-32,49c-4.7,7.3,-9.8,15.7,-15.5, 25c-5.7,9.3,-9.8,16,-12.5,20s-5,7,-5,7c-4,-3.3,-8.3,-7.7,-13,-13s-13,-13,-13, -13s76,-122,76,-122s77,-121,77,-121s209,968,209,968c0,-2,84.7,-361.7,254,-1079 c169.3,-717.3,254.7,-1077.7,256,-1081c4,-6.7,10,-10,18,-10H400000v40H1014.6 s-87.3,378.7,-272.6,1166c-185.3,787.3,-279.3,1182.3,-282,1185c-2,6,-10,9,-24,9 c-8,0,-12,-0.7,-12,-2z M1001 80H400000v40H1014z">

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">

∣ 1 − 3 4 x ∣ = 5 \left|1-\frac{3}{4}x\right|=5 ∣ ∣ ∣ ∣ 1 − 4 3 x ∣ ∣ ∣ ∣ = 5

− 16 3 ; 8 \frac{-16}{3};\ 8 3 − 1 6 ; 8

− 16 3 ; \frac{-16}{3};\ \ \ 3 − 1 6 ;

cos ⁡ x = 3 sin ⁡ x , sin ⁡ x < 0 \cos x=\sqrt{3}\sin x\ ,\ \ \ \sin x<0 cos x = 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"> sin x , sin x < 0

7 π 6 + 2 π n , n ∈ z \frac{7\pi}{6}+2\pi n,\ n\in z 6 7 π + 2 π n , n ∈ z

π 6 + 2 π n , n ∈ z \frac{\pi}{6}+2\pi n,\ \ n\in z 6 π + 2 π n , n ∈ z

2 π 3 + 2 π n , n ∈ z \frac{2\pi}{3}+2\pi n,\ \ n\in z 3 2 π + 2 π n , n ∈ z

4 π 3 + 2 π n , n ∈ z \frac{4\pi}{3}+2\pi n,\ \ \ n\in z 3 4 π + 2 π n , n ∈ z

x − 1 = x \sqrt{x-1}=x x − 1 <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"> = x

ա ր մ ա տ չ ո ւ ն ի արմատ\ չունի ա ր մ ա տ չ ո ւ ն ի

[ 0 ; ∞ ) \left[0;\infty\right) [ 0 ; ∞ )

[ 1 ; ∞ ) \left[1;\infty\right) [ 1 ; ∞ )

Թեստ 12 հանրահաշիվ

Quiz

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Mathematics

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1st - 12th Grade

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Practice Problem

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Hard

Anahit Vardanyan

Used 15+ times

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Թեստ 12 հանրահաշիվ

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18 և 27 թվերից մեծի և փոքրի տարբերության հակադիրը

Առաջին հարյուր բնական թվերի մեջ 9 -ի բազմապատիկ քանի թիվ կա

Գտնել (-7;10) միջակայքի բոլոր ամբողջ թվերի գումարը

Գտնել a դրական թվի 20%-ը

[1;2]միջակայքում 9 հայտարարով քանի անկրճատելի կոտորակ կա

Գտնել 12 և 32-ի գումարը 5-ի բաժանելիս ստացված մնացորդը

$\frac{x^{10}}{y^{10}}-?,\ \ \ եթե\ x+y=0,\ y\ne0$

$\lg35+\lg14-\lg\left(35+14\right)$

$2\sin30\degree+\operatorname{ctg}45\degree$

$\left(\frac{1}{5}\right)^{6\ \ }.\ 5^7$

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Գտնել (-7;10) միջակայքի բոլոր ամբողջ թվերի գումարը

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x10y10−?, եթե x+y=0, y≠0\frac{x^{10}}{y^{10}}-?,\ \ \ եթե\ x+y=0,\ y\ne0y10x10​−?, եթե x+y=0, y​=0

lg⁡35+lg⁡14−lg⁡(35+14)\lg35+\lg14-\lg\left(35+14\right)lg35+lg14−lg(35+14)

2sin⁡30°+ctg⁡45°2\sin30\degree+\operatorname{ctg}45\degree2sin30°+ctg45°

(15)6 . 57\left(\frac{1}{5}\right)^{6\ \ }.\ 5^7(51​)6 . 57

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$\frac{x^{10}}{y^{10}}-?,\ \ \ եթե\ x+y=0,\ y\ne0$

$\lg35+\lg14-\lg\left(35+14\right)$

$2\sin30\degree+\operatorname{ctg}45\degree$

$\left(\frac{1}{5}\right)^{6\ \ }.\ 5^7$