Question

Уравнение
__________

Answer 1

X²+34=12x+|x-6|
x²-12x-|x-6|=-34

x²-12x-(x-6)=-34
x²-13x+40=0
D=169-160=9 = 3²
x=(13+3)/2=8
x2=(13-3)/2=5

x²-12x-(-(x-6))=-34
x²-12x+x-6=-34
x²-11x-6=-34
x²-11x+28=0
D=121-112=9 = 3²
x=(11+3)/2=7
x2=(11-3)/2=4

Ответ: x1=4 , x2=8