9 – sinf test I chorak I variant
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Bog'liqIX SINF uchun test (I chorak)
9 – sinf TEST I CHORAK I variant Amallarni bajaring: A) 61; B) 60 ; C) 61 ; D) 62. Proporsiyaning noma’lum hadini toping: 10,4 : 3 =x : A) 1; B) 2; C) ; D) . Ifodaning qiymatini toping: A) 121 ; B) 243; C) 241; D) 233 . Ifodani soddalashtiring: (13x28xyy2 )+( 11x2 9xy+y2) A) 17xy; B) 2x2 17xy; C) 2x2; D) x2 xy. Tenglamani yeching: A) 1,03; B) 10; C) 1,3; D) 103. x= 2 da y=2x2 +5x3 funksiyaning qiymatini toping: A) 0,5; B) 5; C) 4; D) 5. Parabolaning koordinata o’qlari bilan kesishish nuqtalarining koordinata-larini toping: y=x24x5 A) (0;-5); C) (0;-5), (-1;0), (5;0); B) (0;-5), (1;0) D) (-1;0), (5;0). Parabola uchining koordinatalarini toping: y=x2+6x+5 A) (3;4); B) (-3;-4); C) (-3;4); D) (3;-4). y=x2 4x+6 parabola qaysi choraklarda joylashgan: A) I, IV; B) II, III; C) I, II, III, IV; D) I, II. Ikki musbat sonning yig’indisi a ga teng. Agar shu sonlarning kvadratlari yig’indisi eng kichik bo’lsa, shu sonlarni toping: A) B) a3, a; C) D) Tengsizlikni yeching: 2x2 80. A) 0x4; B) -2x2; C) x-2; D) x-2. Tengsizlikni yeching: -x2+3x0. A) x0, x3; B) x>3; C) x0; D) 0<x<3. Tengsizlikni yeching: (x+3)(x4)>0 A) x>4; B) x<3; C) 0<x<4; D) x<3, x>4. Tengsizlikni yeching: 4x2+8x3>0 A) x> B) x< ; C) <x<1,5; D) <x<1. Tengsizlikning barcha butun yechimlari yig’indisini toping: x2+6x+5<0 A) 10; B) 9; C) 9; D) 10. Rombning perimetri 68 sm, diagonallaridan biri 30 sm. Rombning yuzini toping. A) 280 sm2; C) 480 sm2; B) 240 sm2; D) 48 sm2. Teng yonli trapetsiyaning asoslari 8 sm va 16 sm. Yon tomoni 5 sm ga teng. Trapetsiyaning yuzini toping. A) 36 sm2; C) 36,5 sm2; B) 35 sm2; D) 72 sm2. Ikkita o’xshash uchburchak yuzlarining nisbati nimaga teng? A) O’xshashlik koeffitsiyentiga; B) Mos tomonlari nisbatiga; C) Perimetrlari nisbatiga; D) O’xshashlik koeffitsiyenti kvadratiga. Ikki o’xshash uchburchakning yuzlari 50 va 32 ga, ularning perimetrlari yi’gindisi 117 ga teng bo’lsa, har bir uchburchakning perimetrini toping. A) 52; 65; C) 52; 650; B) 520; 65; D) 57; 60. Ikkita o’xshash uchburchak perimetrlariining nisbati nimaga teng? A) O’xshashlik koeffitsiyentiga; B) Mos tomonlari nisbatiga; C) Mos burchaklari nisbatiga; D) O’xshashlik koeffitsiyenti kvadratiga. 0> Download 83.5 Kb. Do'stlaringiz bilan baham: |
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