????=2 chiziqqa nisbatan ????=

1. 𝑦=2 chiziqqa nisbatan 𝑦= −6𝑥+10
funksiyaga simmetrik funksiyani toping.
A) − −6𝑥−6 B) −6𝑥+12
C) − +6𝑥−6 D) − −6𝑥+6
2. (𝑥)= −2 parabola uchining koordinatalari ko’paytmasini toping.
A) 4 B) −4 C) 2 D) −2
3. Koordinatalar boshiga nisbatan 𝑦=3 −6𝑥+7 funksiyaga simmetrik bo’lgan funksiyani toping.
A) 𝑦=3 +6𝑥+7 B) 𝑦=−3 +6𝑥+7
C) 𝑦=−3 +6𝑥−7 D) 𝑦=−3 −6𝑥−7
4. 𝑦=2 +𝑎𝑥+2 parabola x o’qiga urinsa, 𝑎=?

A) ±1 B) ±2 C) ±3 D) ±4

5. 𝑦= +2𝑥−3 va 𝑦=− +𝑥−1 parabolalarning kesishish nuqtalarining absissalarini yig’indisini toping
A) B) C) D) -1

6. Grafiklari (−5;2) nuqtadan o’tmaydigan chiziqli funksiyani ko’rsating.
A) y=-3x-13 B) y=-4x-18
C) y= 4x+22 D) y= 3x+19
7. (0; 2) nuqtadan o’tib, 𝑦 = 3𝑥 + 1 funksiyaning grafigiga perpendikulyar bo’lgan to’g’ri chiziq tenglamasini tuzing.
A) 𝑦 =−3𝑥−2 B) 𝑦 =−13𝑥–2
C) 𝑦 =−3𝑥+2 D) y= − x +2
8. 𝑦=2 −6𝑥+9 funksiyaning ordinata o’qiga nisbatan simmetrik funksiyasini toping.
A) 𝑦=2 +6𝑥+9 B) 𝑦=−2 −6𝑥−9
C) 𝑦=2 −6𝑥−9 D) 𝑦=−2 +6𝑥−9
9. (4;0) va (0;3) nuqtalardan o’tuvchi to’g’ri chiziqning burchak koeffitsiyentini toping.
A) −0,25 B) −0,76 C) −0,96 D) −0,75
10. 𝑦 = 1 ga nisbatan 𝑦 = − 4𝑥 − 5 funksiyaga simmetrik funksiyani toping.

A) − + 4𝑥 + 7 B) − − 4𝑥 − 7

C) − + 4𝑥 − 7 D) − 4𝑥 – 7
11. (𝑥) = 3 + 4 bo’lsa, 𝑓(−1) + 𝑓(0) + 𝑓(1) ni toping.
A) −7 B) 12 C) 3 D) 7
12. 𝑦=12−4𝑥− Funksiyaning o’sish va kamayish oralig’ini aniqlang.
A) (−∞;−2)↗,(−2;+∞)↘
B) (−∞;−2]↗,[−2;+∞)↘
C) (−∞;−2)↘,(−2;+∞)↗
D) (−∞;−2]↘,[−2;+∞)↗
13. Agar 𝑦=𝑘 −3 funksiyaning grafigi (−2;9) nuqtadan o’tsa, 𝑘=?
A) 1,5 B) −1,5 C) 1 D)
14.

15.