1. Ko‘phadlarni ko‘paytiring: (5p–3q)(4p–q)
A) 20p²–17pq+3q²
B) 20p²–12pq+3q²
C) 20p–12pq+3q
D) 20p²+17pq–3q²
E) 20p²+12pq–3q²

2. Ko‘phadlarni ko‘paytiring: (0,2a+0,5x)(0,2a–0,5x)
A) 0,04a²+0,25x²
B) 0,04a²–0,25x²
C) 0,4a²–x²
D) 0,4a²–2,5x²
E) 0,02a²–0,05x²

3. Ko‘phadlarni ko‘paytiring: (3a+2b)(9a²–6ab+4b²)
A) 27a³+12ab+8b³
B) 27a²+8b²
C) 27a³+8b³
D) 27a³+18ab+8b³
E) 27a³+36ab+8b³

4. Algebraik ifodani avval soddalashtirib, keyin qiymatini toping: (m–5)(m–1)–(m+2)(m–3), bunda m=–13/5
A) 2,4
B) 5
C) 20
D) 24
E) 25

5. (a+3)(9a–8)–(2+a)(9a–1) ifodaning qiymatini a= –3,5 bo‘lganda hisoblang
A) 9
B) 29
C) 35
D) –35
E) –29