make y to be the formula
a+b/x-y=a-b/x+y
maths question
2007-12-24 10:33 am
回答 (1)
2007-12-24 5:08 pm
✔ 最佳答案
a+b/x-y=a-b/x+y(a+b)*(x+y)= (a-b)*(x-y)
(ax+bx+ay+by) = (ax-bx-ay+by)
ay+by+ay-by = -bx-bx
2ay = -2bx
y= -bx/a
收錄日期: 2021-04-13 14:48:32
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