Вопрос школьника по предмету Алгебра
ДАЮ 30 БАЛЛОВ
9-25a²=
разложить на множители
Ответ учителя по предмету Алгебра
Ответ:
Объяснение:
разложить на множители
1) a^2-9=(a-3)(a+3)
2)x^2+10x+25=(x+5)²
3)a^3+64=(a+4)(a²-4a+16)
4)b^3-1=(b-1)(b²+b+1)
5)y^2-2y+1=(y-1)²
Похожие вопросы от пользователей
No one appreciates their singing so loudly.
12 Reading Agatha Christie is the nation’s favourite pastime.
13. Such people are not worth speaking about.
13 We gave up all hope of seeing him again.
14 I don’t like the idea of being treated by Dr. Howard.
15 The head of the delegation was against the agreement being signed.
16 The flowers want watering.
17 He returned without anybody having noticed his absence.
18 We won’t achieve anything by arguing.