Find the particular solution of the differential equation dy

Find the particular solution of the differential equation dy/dx=(x-4)e^(-2y) satisfying the initial condition y(4)=ln(4). The answer should be a function of \"x\".

Solution

dy/dx=(x-4)e^(-2y)
dye^(2y)=(x-4)dx
e^2y /2= (x^2 /2 -4x)+c
e^2y=x^2-8x+c
y(4)=ln(4)
e^2ln4=4^2-32+c
==>16=16-32+c
==>c=32
==>e^2y=x^2-8x+32
or y=ln(x^2-8x+32)

Find the particular solution of the differential equation dy/dx=(x-4)e^(-2y) satisfying the initial condition y(4)=ln(4). The answer should be a function of \

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