Word Count : 51

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दिया गया समीकरण [ (D^2+5DD'+5D'^2)z=x\sin(3x-2y) ] जहाँ (D=\frac{\partial}{\partial x},,D'=\frac{\partial}{\partial y})। पूरक फलन ___ _________ _________ ______ _________ ________ ________ ________ _____ _________ ___.
____ _________ ______ _________ ________ ____ ________ _________ _____ ______.
__________ ______ _____ ________ __________ ______ _____ ___ ___ ________ _________ ________.
__________ ____ _______ ____ _____ ________.
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