Uy » Choraklik online testlar » Matematika choraklik » 9-sinf Matematika 3-chorak Matematika choraklik 9-sinf Matematika 3-chorak InfoMaster Aprel 20, 2021 477 Ko'rishlar 1 izoh SaqlashSaqlanganOlib tashlandi 3 0 OMAD YOR BO'LSIN! 9-sinf Matematika 3-chorak Testni Salomov Sardor tayyorladi. 1 / 25 Funksiyaning eng kichik qiymatini toping: y = x2 + 4x + 5 A) 9 B) 3 C) 1 D) 5 2 / 25 To`rtburchak shaklidagi paxta maydoni xaritada yuzi 12 sm2 bo`lgan to`rtburchak bilan tasvirlanadi. Agar xarita masshtabi 1: 5000 bo`lsa, maydonning haqiqiy yuzini toping A) 0,6 ga B) 2,4 ga C) 3 ga D) 2 ga 3 / 25 x2 + 8x+15 ≤ 0 tengsizlikning butun yechimlari yig`indisini toping A) 23 B) 12 C) -12 D) -4 4 / 25 Agar (-1;2) nuqta y = kx2 +3x – 4 parabolaga tegishli bo`lsa, k ning qiymatini toping A) 6 B) 9 C) 1 D) -1 5 / 25 Tengsizlikni yeching: (x + 4)(x + 9) >0 A) (-9; -4) B) (-∞;4) U (9; ∞) C) (4; 9) D) (-∞; -9) U (-4; ∞) 6 / 25 Kvadrat funksiyaning nollarini toping: y = x2 - 5x + 6 A) x₁=1, x₂=6 B) x₁= -2, x₂= -3 C) x₁= -1, x₂= - 6 D) x₁=2, x₂ =3 7 / 25 x = 41 qiymat qaysi tengsizlikning yechimi bo`ladi A) (x +1)(x + 42) < 0 B) (x-7)(x-2010) > 0 C) (x - 29)(x - 31) > 0 D) (x-30)(x-34) < 0 8 / 25 Kvadrat tengsizlikni yeching: 3x2 – 5x -2 > 0 A) (-∞; 1/3 ) U ( 2; ∞) B) (-1/3 ; 2) C) (1/3 ; 2) D) (-∞; -1/3 ) U ( 2; ∞) 9 / 25 y = 4x2 +12x +9 funksiyaning o`sish oralig`ini toping A) (-∞; -1,5) B) (1,5; ∞) C) (-1,5; ∞) D) (-∞; 1,5) 10 / 25 A(7;11), B(10; 7) bo`lsa, AB kesmaning uzunligini toping A) 7 B) 5 C) 147 D) 35 11 / 25 Tenglamani yeching: sin(π -x)=1 A) π/2-2πk B) π/2 C) π/2+2πk D) 2πk 12 / 25 Ifodaning qiymatini toping: tg300° A) √3 B) √3/3 C) -√3 D) 0 13 / 25 To‘g‘ri burchakli trapetsiyaning o‘tkir burchagi 30° ga, balandligi 4 sm ga va kichik asosi 6 sm ga teng. Trapetsiyaning yuzini toping A) 1 B) (24+8√3) sm² C) 8√3 sm² D) (2+8√3) sm² 14 / 25 Ko’paytmaning qaysi biri manfiy? A) sin100° * cos300° B) tg190° * cos400° C) cos320° * ctg17° D) sin190° * tg200° 15 / 25 Uchburchakning ikki tomoni 2 sm va 4 sm bo’lib, ular orasidagi burchagi 30°. Uchburchak yuzini toping A) 2 B) 4 C) 3 D) 8 16 / 25 Ifodani soddalashtiring A) 1/sin²ɑ B) ctgɑ C) tgɑ D) 2/sin²ɑ 17 / 25 sin60° nimaga teng A) 1 B) √2/2 C) √3/2 D) 1/2 18 / 25 Agar va 90°° bo’lsa, sina ni toping A) 5/13 B) 12/13 C) 14/13 D) 5/12 19 / 25 Ifodani soddalashtiring: (13x2-8xy-y2 )+( -11x2 -9xy+y2) A) x² -xy B) 2x² -17xy C) 17xy D) 2x² 20 / 25 Sonlarni taqqoslang A) b=a B) a = b + 0,5 C) b=a+0,8 D) b<a 21 / 25 Amallarni bajaring: A) 69 B) 61 C) 213 D) 60 22 / 25 Hisoblang A) √7 B) √2 C) √589 D) √23 23 / 25 Hisoblang A) 7 B) -2 C) 6 D) 2 24 / 25 tg60° ni toping A) √2/2 B) √2 C) 1 D) √3 25 / 25 Ikkita gomotetik ko’pburchak uchun to’g’ri tasdiqni ko’rsating A) Ular tengdosh B) To’g’ri javob yo’q C) Ular o’xshash D) Ular teng 0% Testni qayta ishga tushiring Baholash mezoni 86%-100% 5 baho 71%-85% 4 baho 56%-70% 3 baho 55% va kamiga 2 baho Fikr-mulohaza yuboring Tomonidan Wordpress Quiz plugin Author: InfoMaster Foydali bo'lsa mamnunmiz
