9x=x²
x²-9x=0
x*(x-9)=0
x₁=0
x-9=0
x₂=9.
Ответ: x₁=0 x₂=9.
9x-x²=0
x(9-x)=0
x=0
9-x=0
x¹=0
x²=9
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Answers & Comments
9x=x²
x²-9x=0
x*(x-9)=0
x₁=0
x-9=0
x₂=9.
Ответ: x₁=0 x₂=9.
Verified answer
9x=x²
9x-x²=0
x(9-x)=0
x=0
9-x=0
x¹=0
x²=9