Boshlang‘ich ta’lim va sport-tarbiyaviy ish

№27 Fan bobi-2; Fan bo‘limi-3; Qiyinlik darajasi-1;

100 ning qismini toping.

76

65

4

19

№28. Fan bobi-2; Fan bo‘limi-3; Qiyinlik darajasi-1;

Tenglamani yeching:

9

6

1

3

№29. Fan bobi-2; Fan bo‘limi-3; Qiyinlik darajasi-1;

Yengil mashina 1 soatda 80 km yo`l bosadi. U 1soatda necha kilometr yuradi.

120(km)

80(km)

40(km)

180(km)

№30. Fan bobi-2; Fan bo‘limi-2; Qiyinlik darajasi-1;

Hisoblang: :

№31. Fan bobi-2; Fan bo‘limi-1; Qiyinlik darajasi-1;

Ifodani qiymatini toping:

№32. Fan bobi-2; Fan bo‘limi-1; Qiyinlik darajasi-1;

Amalni bajaring ((12:3))

№33. Fan bobi-2; Fan bo‘limi-1; Qiyinlik darajasi-1;

Ikki sonning yig‘indisi 2100 ga, bo‘linmasi esa 6 ga teng, Shu sonlarni toping

1800 va 300

1700 va 400

1600 va 500

1900 va 200

№34. Fan bobi-4; Fan bo‘limi-1; Qiyinlik darajasi-1;

Noto`g`ri kasr ko`rinishida yozing: 2.71

2

№35. Fan bobi-2; Fan bo‘limi-4; Qiyinlik darajasi-1;

Kubning qirrasi 6 sm .Uning hajmini toping?

216 sm^3

6sm^3

36 sm^3

256 sm^2

№36. Fan bobi-2; Fan bo‘limi-1; Qiyinlik darajasi-1;

Tenglamani yeching.15,6:x=2,6

6

5

4

3

№37. Fan bobi-2; Fan bo‘limi-2; Qiyinlik darajasi-1;

EKUB (24,90) ni toping

6

2

4

3

№38. Fan bobi-2; Fan bo‘limi-1; Qiyinlik darajasi-1;

Ifodani soddalashtiring:

№39 Fan bobi-2; Fan bo‘limi-3; Qiyinlik darajasi-1;

-5,2 bilan 10,4 orasida nechta butun son bor?

16

15

14

13

№40. Fan bobi-2; Fan bo‘limi-3; Qiyinlik darajasi-1;

Tenglamani yeching. (x+4)(x+7)=0

x1=-4 x2=-7

Ø

x=0

x1,2=±4

№41. Fan bobi-2; Fan bo‘limi-3; Qiyinlik darajasi-1;

Son o‘qida -4 dan 2,3 birlik masofada joylashgan sonlarni aniqlang.

-6,3 va –1,7

-1,7

6,3 va 1,7

-6,3

№42. Fan bobi-2; Fan bo‘limi-3; Qiyinlik darajasi-1;

Irratsional sonni aniqlang.

√5

√36

√1/4

√0,04

№43. Fan bobi-2; Fan bo‘limi-4; Qiyinlik darajasi-1;

Tenglamani yeching. 4x^2-11x+6=0

X1=2 x2=3/4

x1=5

Ø

x1,2=±2

№44 Fan bobi-2; Fan bo‘limi-2; Qiyinlik darajasi-1;

O‘lchamlari 64 sm va 25 sm bo‘lgan to‘g‘ri to‘rtburchakka tengdosh kvadratni perimetrini toping.

160 sm

150 sm

170 sm

166 sm

№45 Fan bobi-2; Fan bo‘limi-2; Qiyinlik darajasi-2;

Agar uchburchakning tomonlari butun sonlar bo‘lib, uni perimmetri 15 sm bo‘lsa, quyidagilardan qaysi biri uni tomonlari bo‘ladi?

3;5;7

4;4;9

3;4;8

3;5;7 yoki 4;6;