解方程:1.3x²x+10x+4=0 2.( x-2)²=(2x+3)²
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解方程:1.3x²x+10x+4=0 2.( x-2)²=(2x+3)²
解方程:1.3x²x+10x+4=0 2.( x-2)²=(2x+3)²
解方程:1.3x²x+10x+4=0 2.( x-2)²=(2x+3)²
1.3x²x+10x+4=0
3x²x什么意思,题目不清楚?
2.( x-2)²=(2x+3)²
x-2=2x+3 或x-2=-(2x+3)
x=-5 或x=5/3