document.write( "Question 1032007: Please help me with this problem:
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document.write( "Find a general solution to the differential equation =
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Algebra.Com's Answer #646697 by Boreal(15235)![]() ![]() You can put this solution on YOUR website! y'=-x^2*y^3 \n" ); document.write( "separate the variables \n" ); document.write( "y^(-3) dy/dx=-x^2 \n" ); document.write( "y^-3 dy =-x^2 dx \n" ); document.write( "integrate both sides \n" ); document.write( "-(1/2)y^(-2)=(-1/3)x^3; multiply both sides by -6. \n" ); document.write( "(3/y^2)=2x^3; cross multiply \n" ); document.write( "2y^2=(3/x^3) \n" ); document.write( "y^2=(3/2x^3) \n" ); document.write( "y=+/-sqrt(3/2)(1/x*sqrt(x))=[(3sqrt(2))/2]*1/[x*sqrt(x)] \n" ); document.write( " \n" ); document.write( " |