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matanaliz

Authored by Lala Huseynova

Mathematics

2nd - 5th Grade

Used 2+ times

matanaliz
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7 questions

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1.

MULTIPLE SELECT QUESTION

10 mins • 1 pt

 limxy(3+n)2(2+n)2(2+n)2(1n)2\lim_{x\rightarrow y\infty}\frac{\left(3+n\right)^2-\left(2+n\right)^2}{\left(2+n\right)^2-\left(1-n\right)^2}  

 00   \longrightarrow  

 13\frac{1}{3}  

6

-2

2.

MULTIPLE SELECT QUESTION

10 mins • 1 pt

 limx113+135+...+1n(n+2)\lim_{x\rightarrow\infty}\frac{1}{1\cdot3}+\frac{1}{3\cdot5}+...+\frac{1}{n\cdot\left(n+2\right)}  

 43\frac{4}{3}  

-1

 16\frac{1}{6}  

0

3.

MULTIPLE SELECT QUESTION

10 mins • 1 pt

 limx(x2+1x)\lim_{x\rightarrow\infty}\left(\sqrt{x^2+1}-\sqrt{x}\right)  


1

0

-2

-1

4.

MULTIPLE SELECT QUESTION

10 mins • 1 pt

 limn(n+1)n!(n+1)!\lim_{n\rightarrow\infty}\frac{\left(n+1\right)\cdot n!}{\left(n+1\right)!}  

0

1

e

2

5.

MULTIPLE SELECT QUESTION

10 mins • 1 pt

Найти наибольший член последовательности

 xn=n11+nx_n=\frac{\sqrt{n}}{11+n}  

0,05

0,02

1

0,5

6.

MULTIPLE SELECT QUESTION

10 mins • 1 pt

Найти область определения
f(x)=

 9x2+1x\sqrt{9-x^2}+\frac{1}{x}  

 [3;0)(0;3]\left[-3;0\right)\cup\left(0;3\right]  

(1;3)

 (;0)(0;+)\left(-\infty;0\right)\cup\left(0;+\infty\right)  

(0;3)

7.

MULTIPLE SELECT QUESTION

10 mins • 1 pt

Найти область значений функции
f(x)=

 2x\sqrt{2-x}  

 [0;+)\left[0;+\infty\right)  

 (;+)\left(-\infty;+\infty\right)  

 (2;+)\left(2;+\infty\right)  

 [2;+]\left[2;+\infty\right]  

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