Matematikadan test savollari Agar x = -2 bo’lsa, y = 3x funksiyaning qiymatini toping


Download 0.72 Mb.
bet2/130
Sana14.03.2020
Hajmi0.72 Mb.
1   2   3   4   5   6   7   8   9   ...   130

B) x = -3

C) x = 4

D) x = 0
8. x ning qanday qiymatida y = x-3x+10 funksiyaning qiymati 5 ga teng bo’ladi?

A) x = 3

B) x = 2

C) x = 5

D) x = 2,5
9. MNPQ to’g’ri to’rtburchak uchta uchining koordinatalari berilgan: M(0;0), N(0;2), P(3;2). Q uchining koordinatalirini toping.

A) (3;0)

B) (0;3)

C) (2;3)

D) (2;0)
10. MNPQ kvadrat uchlarining koordinatalari berilgan: M(0;0), N(0;1), P(1;1), Q(1;0). Uning diagonallari kesishish nuqtasining koordinatalarini toping.

A) (1;1/2)

B) (1/2; 1/2)

C) (1/2;2)

D) (1/3; 1/3)
11. Quyidagi nuqtalarning qaysilari y = 3x+7 funksiya grafigiga tegishli:

1. (0;7) 2. (1;11) 3. (-1;4) 4. (-2;1) 5. (-3;2) 6. (2;10)

A) 1,2,5

B) 2,4,6

C) 1,3,4

D) 3,4,6


12. Quyidagi nuqtalarning qaysilari y =-2x+5 funksiya grafigiga tegishli emas:

1. (1;-3) 2. (0;5) 3. (2;3) 4. (3;-1) 5. (-1;6) 6. (-2;9)

A) 2,3,4

B) 4,5,6

C) 1,2,4

D) 1,3,5


13. y =-2x-1 funksiya grafigi qaysi choraklarda yotadi?

A) I,II,III

B) I,III,IV

C) I,II,IV

D) II,III
14. y = kx+4 funksiya grafigi M(1;1) nuqtadan o’tadi. k ni toping.

A) -3


B) 3

C) -2


D) -4

15. y = -2x+b funksiya grafigi M(-1;7) nuqtadan o’tadi. b ni toping.

A) 9

B) 5


C) -5

D) 3
16. y = kx+b funksiya grafigi M(0;-1), N(1;-5) nuqtalaridan 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


17. To’g’ri chiziq M(0;-5) va N(1;-2) nuqtalardan o’tadi. Shu to’gri chiziq tenglamasini yozing.

A) y = 2x-3

B) y = -3x+5

C) y = 5x-3



D) y = 3x-5
18. To’g’ri chiziq koordinatalar boshidan va M(-2;5) nuqtada o’tadi. Shu to’gri chiziq quyidagi funksiyalardan qaysi birining grafigi bo’ladi:

1. y = -x 2. y = x 3. y = x 4. y = -2x +5 5. y = -2x

A) 2,3


Download 0.72 Mb.

Do'stlaringiz bilan baham:
1   2   3   4   5   6   7   8   9   ...   130




Ma'lumotlar bazasi mualliflik huquqi bilan himoyalangan ©fayllar.org 2020
ma'muriyatiga murojaat qiling