"Жас математик" олимпиада. 11 сынып

"Жас математик" олимпиада. 11 сынып

11th Grade

25 Qs

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"Жас математик" олимпиада. 11 сынып

"Жас математик" олимпиада. 11 сынып

Assessment

Quiz

Mathematics

11th Grade

Practice Problem

Hard

Created by

Mereke Suleimenova

Used 10+ times

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25 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Функцияның туындысының нүктедегі мәнін табыңыз: 

 f(x)=3sinx+cosπ33πx2,  x=π6f\left(x\right)=\sqrt{3}\sin x+\cos\frac{\pi}{3}-\frac{3}{\pi}x^2,\ \ x=\frac{\pi}{6}  

2

0,5

 3\sqrt{3}  

 2\sqrt{2}  

1

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Функцияның туындысының нүктедегі мәнін табыңыз: 

 f(x)=52x2x1, x0=1f\left(x\right)=\frac{5-2\sqrt{x}}{2\sqrt{x}-1},\ x_0=1  

6

4

1,5

- 4

- 2

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Функцияның экстремум нүктелерін табыңыз:

 f(x)=2x23x21f\left(x\right)=2x^2-3x^2-1  

xmax =0; xmin= 1         

xmax =2; xmin= 1         

xmax =-1; xmin= 1           

xmax =2; xmin= 4         

xmax =1; xmin= 3         

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Теңдеуді шешіңіз: 

 86xx2x=6\sqrt{8-6x-x^2}-x=6  

7

5

- 2

1

- 3

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

Теңдеулер жүйесін шешіңіз:

(45; 37)\left(\frac{4}{5};\ \frac{3}{7}\right)

(23; 35)\left(\frac{2}{3};\ -\frac{3}{5}\right)

(12; 57)\left(\frac{1}{2};\ \frac{5}{7}\right)

(57; 37)\left(-\frac{5}{7};\ -\frac{3}{7}\right)

(45;34)\left(-\frac{4}{5};\frac{3}{4}\right)

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Дәреженің жуық мәнін табыңыз: (0,975)4

0,9

0,015

0,08

1,4

1,06

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Функцияның туындысын табыңыз.  y=sin2x(cos2x+1)39x3y=\sin^2x(\cos^2x+1)–39x^3  

 y=cos2xsin2x42x2y'=\cos^2x\sin^2x–42x^2  

 y=4cos3xsinx117x2y′=4\cos^3x\sin x–117x^2  

 y=2cos2xsin2x117x2y′=2\cos^2x\sin^2x–117x^2  

 y=cosxsinx42x2y′=\cos x\sin x-42x^2  

 y=4cosxsinx117x2y′=4\cos x\sin x-117x^2  

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