1. Birhadlardan ko‘phad tuzing: 8a³, 4a²b, –2ab² va b³
A) 8a³+4a²b–2ab²+b³
B) 8a³–4a²b–2ab²–b³
C) 8a³+4a²b+2ab²+b³
D) 6a³+3a²b
E) 8a³b³–4a²b2ab²

2. Ko‘phadni uning har bir hadini standart shaklga keltirib, soddalashtiring: 2ab²4ab–3a²8aba–2abab²
A) 6a2b3–24a4b
B) 6a²b³–24a⁴b
C) 8a²b³–4a⁴b
D) 12a²b³–6a⁴b
E) –6a²b³+24a⁴b

3. Ko‘phadni uning har bir hadini standart shaklga keltirib, soddalashtiring: 4cc²c(–1/4)bc+5xy²xy²
A) –4bc⁵+5x²y⁴
B) 16bc⁵+5x²y⁴
C) –bc⁵+5x²y⁴
D) –16x⁶y⁷
E) 4bc⁵+5x²y⁴

4. Ifodani uning har bir qo‘shiluvchisini standart shaklga keltirib, soddalashtiring: 1,5yyy(–4xyz)–4mnk•5m²nk²
A) 1,5xy⁴z–9m³n²k³
B) –6xy³z–5mnk4
C) 12xy⁴z–20m⁴n³k³
D) –6xy⁴z–20m³n²k³
E) 6xy⁴z–20m²n²k²

5. Ko‘phadni soddalashtiring va uning son qiymatini toping: xy²x²y–xyxy, bunda x= –2, y=3
A) –2,52
B) 25,2
C) –25,2
D) 252
E) –252