1) 16x²-40x+24
2) (a-2b)*(a+2b)*(a+6b)²
3) -9y¹²+12y⁹+32y⁶-48y³+16
(5x-7)^2-(5-3x)^2=
(a^2+6ab+16b^2)^2-(6ab+20b^2)^2==
(4-6y^3+4y^6)^2-(6y^3-5y^6)^2=
1) 16x²-40x+24
2) (a-2b)*(a+2b)*(a+6b)²
3) -9y¹²+12y⁹+32y⁶-48y³+16
(5x-7)^2-(5-3x)^2=
(a^2+6ab+16b^2)^2-(6ab+20b^2)^2==
(4-6y^3+4y^6)^2-(6y^3-5y^6)^2=