Question

abs(9-3^X)+abs(X-6)=3^X-X+9 потомогите!!

Answer 1

$\|9-3^x|+|x-6|=3^x-x+9\\ xin(-infty,2rangle\ 9-3^x-x+6=3^x-x+9\ 2cdot3^x=6\ 3^x=3\ x=1\\ xin(2,6rangle\ -9+3^x-x+6=3^x-x+9\ 12=0\ xinemptyset\\ xin(6,infty)\ -9+3^x+x-6=3^x-x+9\ 2x=24\ x=12\\ underline{x=1 vee x=12}$