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

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
11. Yigindisi 82ga teng , ko`paytmasi eng katta bo`ladigan ikkita sonni toping.
*a) 41 va 41
b )40 va 40
c )42 va 42
d)40 va 42
12. To`gri to`rtburchakning yuzi 81 sm². Uning perimetri eng kichik bo`ladigan qiymatini toping.
*a) 36 sm
b)18 sm
c)7 sm
d)54sm
13.Funksiyaning boshlang`ichini toping. f(х)= 2sinx+3cosx
*a) -2cosx+3sinx+C
b) cosx+sinx+C
c)2cosx-3sinx+C
d)-2cosx-3sinx+С
14. 4(х²-х+3)dx integralni toping.
*a)
b)
c)4х³-2х²+3х+С
d)4х³-4х²+3х+С
15. у=х²+1, у=0, х=-1, х=2. Chiziqlar bilan chegarakangan figuraning yuzini toping.
*a) 6
b)4
c)5
d)9
16. Integralni hisoblang:
*a) 3
b)2
c)1
d)-3
17. 101. 2,3-3,1 ayirmaga teskari bo’lgan son:
*a). –1,25
b). 0,8
c). 1,25
d). –0,2
18. Perimetri 50 sm bo`lgan to`g`ri to`rtburchaklar ichida uyzi eng kattasini toping.
*a)156,25
b)156
c)160
d)150