1. Kvadrat funksiyaning nollarini toping: y =
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92-maktab 9-sinf matematika test yechilishi bilan -docc666
9-Sinf 1. Kvadrat funksiyaning nollarini toping: y = A) 2. Tengsizlikni kvadrat tengsizlik ko’rinishida keltiring: 3 A)3) 3. Tengsizlikni yeching: A)x<-3,x>1 B)0 C)1 D)x>1,x<-2 4. Kvadrat tengsizlikni yeching: A)x≤-1;x 5. Tenglamani yeching : = 3 A)x=3 B)x=5 C)x=2 D)X=0 6. Tenglamani yeching: A)x=0 B)x=0.2 C)x=0.4 D)x=0.3 7. Hisoblang; A)y<5 B)y<3 C)y<0 D)y<6 8. Tenglamani yeching: x + A) 9. Uchta tomoniga ko’ra uchburchakni yuzini toping: 4,13,15 A) 24 B) 22 C) 18 D) 12 10. Trigonometrik tenglamani yeching: 1 - sinx = 0 A) Test Javoblari; 1)C 2)B 3)A 4)A 5)B 6)B 7)A 8)A 9)A 10)A 9-sinf test yechilishi bilan 1) Yechish: +3=0 x= C) nollari yo’q 2) 3-1>x berilgan bo’lsa, 3 ko’rinishiga keladi. 3) == = = X<-3 x>1 ko’rinishga keladi 4) (x-4) (x+1) A) x 5) ( 2x-1 = 9 ; 2x= 9 +1 ; 2x = 10 x=10/2; x=5 6) ( 0,4-=9 9 10
x= 0,2 Teng bo’ladi: B 7) Y= 5 ga, chunki =5*5*5=125 ga teng 8) x+ (x- -8x+16=13-4x -4x+3=0 13-4x (x-3)(x-1)=0 x x-3=0 x-1=0 x=3 x=0 Javob A 9) Yechilishi: P== 13 15 S= ==24 Javob A 4 10) 1-sinx=0 -sinx=0-1 -sinx=-1
sinx=1 sin=1 x= +26>0>3>5> Download 21.94 Kb. Do'stlaringiz bilan baham: |
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