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解微积分方程,dx分之dy+3y=2
人气:431 ℃ 时间:2020-09-29 18:30:45
解答
dy/dx+3y =2
dy/dx=2-3y
dy/(2-3y) = dx
(-1/3) ln(2-3y) = x
2-3y = e^(-3x)
y = [2-e^(-3x)]/3 + C
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