Question

Виконай множення двочленів.
1.(3x+c)(3x-c)=(3x)2 -c2=9x2-c2.
2. (2a+n)(2a-n)=
3. (8x2+1)(8x2-1)=
4. (1+4ab)(1-4ab)=
5. (ac2+x)(ac2-x)=
6. (0.1a-b2)(0.1a+b2)=
7. (1.2-2.1a2)(1.2a+2.1a2)=
8. (3a2c-2ax)(3a2c+2ax)=
9. (10abc-7)(10abc+7)=
10. (2n2-3p3)(2n2+3p3)=
11. (5a+4b)(5a-4b)=
12. (x6+0.6)(x6-0.6)=

Answer 1

1. 9х2-с
2. 4а2-n2
3. 64x4-1
4. 1-8ab2
5. ac4-x2
6. 0.2-b4