Question

13.4.зделайте пж.
1)(b+3)(b²-b-7)

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Answer 1

Ответ:

1) b³+b²-10b-21

2) -a³+3a²-18a+32

3) a³+5a²+2a-8

4) -b³-4b²-9b+20

5) 14xy+3x²y²-24

6) 4m²n²-29mn-24