8-sinf matematika №1

8-sinf matematika fanidan ichki monitoring testi
1. Algebraik ifodaning son qiymatini toping.
S= bunda a=10, b=40, n=16
A) 500 B) 400 C) 300 D) 200
2. Tenglamani yeching. 2( x – 3 ) = 3( 2 - x)
A) B) C) D)
3. Hisoblang.
A) 3,6 B) C) D)
4. Kvadratning uchta uchi berilgan. A ( 3; -2 ) B ( 3; 1) C ( 6; 1 ). ABCD kvadrat yasang. D uchining koordinatalarini toping.
A) D( 6; -2) B) D( 3; -1) C) D( 0; 6) D) D( -6; -3)
5. Quyidagi nuqtalarning qaysilari y = x + 3 funksiya grafigiga tegishli.
1) ( 0; 7) 2) ( 0; 3) 3) (-1; 4) 4) ( 1; 4) 5) ( -2; -1) 6) ( -2; 1)
A) 1; 2; 3. B) 2; 4; 6. C) 2; 3; 5. D) 1; 3; 5.
6. Quyidagi nuqtalarning qaysilari y = -x + 5 funksiya grafigiga tegishli emas.
1) ( 1; 4) 2) ( -3; 8) 3) (1; 11) 4) ( 0; 5) 5) ( -1; -3) 6) ( 3; 0)
A) 1; 2; 3. B) 4; 5; 6. C) 1; 2; 4. D) 1; 4; 6.
7. y =2x-1 funksiya grafigi qaysi chorakda yotadi?
A) I, III, IV. B) I, II, IV. C) II, III, IV. D) II, III.
8. y = kx + 4 funksiya grafigi M ( 1; -3) nuqtadan o’tadi. K ni toping.
A) 8 B) 1 C) -3 D) -7
9. y = -2x + b funksiya grafigi M ( -2; 8) nuqtadan o’tadi. B ni toping.
A) 3 B) 4 C) 5 D) 6
10. y = kx + b funksiya grafigi M ( 0; 1), N ( 1; -5) nuqtalardan o’tadi. K va b ni toping.
A) k=2, b=3 B) k=3, b=2 C) k=-4, b=-1 D) k=2, b=-3
11. y = -1,5x - 6 funksiya grafigining koordinata o’qlari bilan kesishish nuqtalarining koordinatalarini toping.
A)( 1,5; 6) va ( 0; 1,5) B)( 0; -6) va ( 3; 2) C)( 3; 2) va ( 1,5; 6) D)( 0; -6) va ( -4; 0)
12. y=-2x funksiya grafigidan y=-2x + 3 funksiyaning grafigini qanday qilib hosil qilish mumkin?
A) uch birlik y=-2x funksiya grafigini yuqoriga parallel ko’chirish kerak. B) uch birlik y=-2x funksiya grafigini pastga parallel ko’chirish kerak.
C) uch birlik y=-2x funksiya grafigini o’ngga parallel ko’chirish kerak.
D) uch birlik y=-2x funksiya grafigini chapga parallel ko’chirish kerak.
13. y (x) = 3x -1 funksiya berilgan. Y(2) ni toping.
A) 10 B) 7 C) 8 D) 5
14. y (x) = 3x -1 funksiya berilgan. Y(x) = 8 bo’lsa, x ning qiymatini toping.
A) 3 B) 4 C) 5 D) 6
15. Qavariq beshburchakning burchaklari kattaliklari 2:3:4:5:6 kabi nisbatda. Burchaklardan kattasining miqdorini toping.
A) 136⁰ B) 162⁰ C) 156⁰ D) 148⁰

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