разложите на множители:
а) x^2-y^2
б) y^2-x^2
в)a^2-9
г)16-b^2
д)x^2-1
е)1-a^2
ж)a^2-0,01
з)4/9-x^2
1. 2(x-y)
2. 2(y-x)
3. (a-3)(a+3)
4. (4-b)(4+b)
5. (x-1)(x+1)
6. (1-a)(1+a)
7. (a-0.1)(a+0.1)
8. (2:3-х)(2:3+х)
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Answers & Comments
1. 2(x-y)
2. 2(y-x)
3. (a-3)(a+3)
4. (4-b)(4+b)
5. (x-1)(x+1)
6. (1-a)(1+a)
7. (a-0.1)(a+0.1)
8. (2:3-х)(2:3+х)