3) 0,04m^4-2m^2n+25n^2
4) 1,69p^6+6,5p^5+6,25p^4
5) 5,76c^6-7,2c^3d^2+2,25d^4
6) 49x^4y^2+42x^3y^3+9x^2y^4
3) 0,04m^4-2m^2n+25n^2
4) 1,69p^6+6,5p^5+6,25p^4
5) 5,76c^6-7,2c^3d^2+2,25d^4
6) 49x^4y^2+42x^3y^3+9x^2y^4