√(x^2-3x+2)>√(x-3)(平方)
x^2-3x+2>x-3
x^2-4x+5>0
x^2-4x+4+1>0
(x-2)^2+1>0
√(x^2-3x+2)>=0
x^2-3x+2>=0
(x-2)(x-1)>=0
x>=2或x=0
x>=3
所以x>=3
綜上x>=3
解不等式根號(x^2-3x+2)大于根號(x-3) 急
解不等式根號(x^2-3x+2)大于根號(x-3) 急
數(shù)學(xué)人氣:915 ℃時間:2020-09-29 04:43:18
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