(3х+4)²–(3х–1)(3х+1)=41;
9x²+24x+16–(9x²–1)=41;
9x²+24x+16–9x²+1=41;
24x= 41–16–1;
24x= 24;
x= 24:24;
x= 1.
ОТВЕТ: 1.
(3х+4)²–(3х–1)(3х+1)=41;
9x²+24x+16–(9x²–1)=41;
9x²+24x+16–9x²+1=41;
24x= 41–16–1;
24x= 24;
x= 24:24;
x= 1.
ОТВЕТ: 1.