Find out F(1)=?If dy/dx =1/2x,and f(e)=0
3个回答
dy/dx = 1/(2x)
y = (1/2)lnx + C
y(e) = 1/2+ C = 0
C= -1/2
y = (1/2)(lnx -1)
y(1) = -1/2
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