解一元二次不等式,x²-(m²+5)x+2(m²+3)=0
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解一元二次不等式,x²-(m²+5)x+2(m²+3)=0
解一元二次不等式,x²-(m²+5)x+2(m²+3)=0
解一元二次不等式,x²-(m²+5)x+2(m²+3)=0
x^2-5x+6+2*m^2-x*m^2=(x-2)(x-3)-m^2(x-2)=(x-2)(x-3-m^2)=0
x=2或x=m^2+3
尼玛这是二元二次等式!!!!
你娃先学好再来问,不然别被笑话了