Question

Разложите на множители :
1)x^2-25
2)36-16y^2
3)4x^2-81y^2
4)0,09t^2-121p^2
5)a^2b^2-16/9
6)a^8-x^10
7)0,04b^4-a^12
8)1,69y^14-900z^8
9)-1+36a^6b^4
10)1 24/25m^6n^4-1 9/16a^2b^8

Answer 1

1. (x-5)(x+5)
2. 4(3-2y)(3+2y)
3. (2x-9y)(2x+9y)
4. 9/100t^2-121p^2=(3/10t-11p)(3/10t+11p)
5. (ab-4/3)(ab+4/3)
6. (a^4-x^5)(a^4+x^5)
7. 1/25b^4-a^12=(1/5b^2-a^6)(1/5b^2+a^6)
8. 169/100y^14-900z^8=(13/10y^7-30z^4)(13/10y^7+30z^4)
9. (6a^3b^2-1)(6a^3b^2+1)