(52-x)乘(48-x)=2300 怎么解?
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发布时间:2024-09-30 07:20
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热心网友
时间:2024-10-31 03:03
(52-x)乘(48-x)=2300
2496-100x+x²=2300
x²-100x+196=0
(x-2)(x-98)=0
x1=2
x2=98
热心网友
时间:2024-10-31 03:04
(52-x)乘(48-x)=2300
2496-100x+x²=2300
x²-100x+196=0
(x-2)(x-98)=0
x1=2,x2=98.追问谢谢啦