Информатика ва ат (масофавий таълим курслари учун) фанидан тест саволлари

96. 4 ta talabani 4 stulga necha xil usul bilan o‘tqazish mumkin?
*a)24

b)16

c)8

d)12
97. 5 ta talabani 5 stulga necha xil usul bilan o‘tqazish mumkin?

*a)120

b)125

c)25

d)625
98. Amaliyotga chiqqan 8 ta talabadan sardor, oshpaz, choyxonachi va navbachilardan iborat 4 kishini tanlash kerak. Buni necha xil usulda amalga oshirish mumkin?

*a)1680

b)1664

c)1640

d)1840
99. X= {a; b; c} to‘plamning barcha qism to‘plamlari nechta bo‘ladi?

*a)8

b)9

b)6

b)4
100. 7 raqamli barcha telefon nomerlar sonini toping?

*a)9000000

b)1000000

c)6000000

d)900000
Математика фанидан 100 та тест саволлари

1. Funksiyaning х=0 nuqtadagi hosilasini toping. f(х)=5х⁴+3х³-15х

*a)-15

b)14

c)20

d)15

2. Funksiyaning hosilasini toping: f(х)=ln(3х-4)

*a)

b)3х-4

c)

d)

3. Funksiyaning hosilasini toping: f(х)=3^х+х²

*a) 3^хln3+2x

b) +2х

c )3^хln3

d )3^х+2х

4. Funksiyaning hosilasini toping: у=cos2x

*a) -2sin2x

b )-sin2x

c )2sin2x

d)2sinx

5. Jism to`g`ri chiziq bo`ylab х(t)= 3t<sup>2</sup>+2t+1 qonun bo`yicha xarakatlanmoqda.

Jismning t=4 seк. vaqt momentdagi xarakat tezligini toping.

*a) 26

b)28

c)12

d)14

6. у=х²-7х+10 parabo`laga x=4 nuqtada o`tkazilgan urinma tenglamasini tuzing.

*a)у=х-6

b)у=-х-6

c)у=х+6

d)у=2х-6

7. у=3х²-2х+2 funksiyaning kamayish oraligini toping.

*a) (-∞; )

b)( ;∞)

c)[- ; }

d)(-∞;∞)

8. у=х⁴-4х+3 funksiyaning o`sish oraligini toping.

*a) (1;∞)

b) [0;1]

c) [-1;1]

d)(-∞;1]

9. у=-х²+5х-6 funksiyaning ekstremumlarini toping

*a) max:(2,5;0,25)

b) max(2;24,75)

c) max:(2;2,25)

d) min:(2,5;0,25)

10. f(х)=х³-2х²+8х-2 funksiyaning [-1;1]oraliqdagi eng katta qiymatini toping

*a) 5

b )13

c)3

d)4