(44210-X) ×[(44210-X)×5%]=15000 求X

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(44210-X) ×[(44210-X)×5%]=15000 求X
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(44210-X) ×[(44210-X)×5%]=15000 求X
(44210-X) ×[(44210-X)×5%]=15000 求X

(44210-X) ×[(44210-X)×5%]=15000 求X
（44210-x）²=15000x100/5
（44210-x）²=300000
44210-x=±100根号30
x=44210±100根号30

x=±√30 · 100+44210

(44210-x) ×[(44210-x)×5%]=1500 求x (44210-X) ×[(44210-X)×5%]=15000 求X (44210-x) ×[(44210-x)×5%]=15000 求x x x X x x x x x x x x |x| X x x