ОТВЕТ
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1) 100m²-25x²
25 (4m²-x²)
25(2m–x)× (2m+x)
2) 3x³-27x
3x×(x²–9)
3x× (x-3)× (x+3)
3) 45a-5a³
5a×(9–a²)
5a× (3-a)×(3+a)
4) 20x²-5
5(4x²–1)
5(2x-1)× (2x+1)
Желаю удачи.
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Answers & Comments
ОТВЕТ
---------------------------------------------
1) 100m²-25x²
25 (4m²-x²)
25(2m–x)× (2m+x)
2) 3x³-27x
3x×(x²–9)
3x× (x-3)× (x+3)
3) 45a-5a³
5a×(9–a²)
5a× (3-a)×(3+a)
4) 20x²-5
5(4x²–1)
5(2x-1)× (2x+1)
---------------------------------------------
Желаю удачи.