CBSE Class 12-science Answered
differential eq
Asked by Kirandoon | 14 Oct, 2009, 11:11: PM
Expert Answer
an expression is said to be homogeneous if the degree of each of the terms is the same
2x-3y is a homo expre of degree 1
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and so on...
for a homo diff eqn usually, the substitution y=vx or x=vy will work depending on the question.
when the equation is of the type
dy/dx+Py =Q
where P and Q are constants or functions of x only...then find the I.F.= e raised to integral p dx.
Answered by | 20 Oct, 2009, 07:02: AM
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