Matematika- fanlar ichra shox, uning sirlaridan bo’lingiz ogoh

TEST:

• TEST:
• 1. Ifodani qiymatini toping: (3a-4b)+(2a+5b) bunda a=5; b=15;
• A) 10 B) 20 S) -10 D)-20
• 2. ko’paytmani toping: 5*(4a+5b)-3*(5a+8b) bunda a=6; b=-5;
• A) 16 B) 25 S)24 D)15
• 3. Ifodani soddalashtiring va qiymatini toping: (a+1)*(a-1) bunda a=4;
• A) 1 B) 16 S)15 D)-1
• 4. Bo’lishni bajaring va qiymatini toping: (a²-b²)÷(a+b) bunda a=9; b=2;
• A) 7 B)9 S)11 D)-7
• 5. Ifodani qiymatini toping: (2a+b)+(3b-a) bunda a= -15; b=4;
• A) -1 B)-30 S)1 D)16
• 6. Ko’paytirishni bajaring va qiymatini toping: 4a*1/16*a²b²c bunda a=4; b=1/4; c=3;
• A)-3 B) 3 S) 1/3 D) -1/3

TEST:

• TEST:
• 1. Ifodani qiymatini toping: (3a-4b)+(2a+5b) bunda a=5; b=15;
• A) 10 B) 20 S) -10 D)-20
• 2. ko’paytmani toping: 5*(4a+5b)-3*(5a+8b) bunda a=6; b=-5;
• A) 16 B) 25 S)24 D)15
• 3. Ifodani soddalashtiring va qiymatini toping: (a+1)*(a-1) bunda a=4;
• A) 1 B) 16 S)15 D)-1
• 4. Bo’lishni bajaring va qiymatini toping: (a²-b²)÷(a+b) bunda a=9; b=2;
• A) 7 B)9 S)11 D)-7
• 5. Ifodani qiymatini toping: (2a+b)+(3b-a) bunda a= -15; b=4;
• A) -1 B)-30 S)1 D)16
• 6. Ko’paytirishni bajaring va qiymatini toping: 4a*1/16*a²b²c bunda a=4; b=1/4; c=3;
• A)-3 B) 3 S) 1/3 D) -1/3

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