разложите ** множители 5bc-5c; 10n+15n2; 8ab+12bc; 5y-5x+y2-xy; a2-9; x2+10x+25; ...

Question

разложите на множители 5bc-5c;

10n+15n2;

8ab+12bc;

5y-5x+y2-xy;

a2-9;

x2+10x+25;

y2-2y+1;

a3+64;

b3-1

Answer 1

5c*(b-1);
5n*(2+3n);
4b*(2a+3c)
5*(y-x)+y(y-x)=(5+y)*(y-x);
(a-3)*(a+3)
(x+5)2
(y-1)2
(a+4)*(a2-4a+16)
(b-1)*(b2+b+1)