1. Ko‘phad va birhad ko‘paytmasini toping: (–5)(3x³+7x²–x)
A) –15x³–35x²+5x
B) –15x³–35x²–5x
C) –53x³–57x²+5x
D) –15x¹⁵–35x¹⁰+5x⁵
E) –8x³–12x²+5x

2. Ko‘phad va birhad ko‘paytmasini toping: xyz(x²+2y²+3z²)
A) x²yz+2xy²z+3xyz²
B) x³yz+2xy³z+3xyz³
C) 2x²yz+3xy²z+4xyz²
D) 3x²y²z²
E) 3x³y³z³

3. Ifodani soddalashtiring: (4a²–3b)2b–(3a²–4b)3b
A) –4a²b+3b²
B) –a²b–6b²
C) –a²b+6b²
D) 3a²b–6b²
E) –3a²b+4b²

4. Ifodani soddalashtiring: 0,2(5y+6)–4(0,25y–1,3)+5(0,1y–1,62)
A) 1,7y+0,5
B) 0,5y–17
C) 5y–1,7
D) 0,5y–1,7
E) 1,7y–0,5

5. Algebraik ifodaning qiymatini toping: a(2b+1)–b(2a–1), bunda a=10, b= –5
A) 15
B) –5
C) –10
D) 10
E) 5