5(х–2)= (3х+2)(х–2);
5х–10= 3х²–6х+2х–4;
0= 3х²–6х+2х–4–5х+10;
3х²–9х+6=0; — делим на 3.
х²–3х+2=0;
D= (–3)²–4•2= 9–8=1.
x1= (3+1):2= 4:2= 2,
x2= (3–1):2= 2:2= 1.
ОТВЕТ: 1; 2.
5(х–2)= (3х+2)(х–2);
5х–10= 3х²–6х+2х–4;
0= 3х²–6х+2х–4–5х+10;
3х²–9х+6=0; — делим на 3.
х²–3х+2=0;
D= (–3)²–4•2= 9–8=1.
x1= (3+1):2= 4:2= 2,
x2= (3–1):2= 2:2= 1.
ОТВЕТ: 1; 2.