X^2-6x+9=0 ccccccccccccccccccdscsdcsdc

Question

X^2-6x+9=0 ccccccccccccccccccdscsdcsdc

Answer 1

файл

-------------------------

Answer 2

x^2-6x+9=0

D=36-4*9=0

x(1,2)=(6+\-0)/2=3