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...Dierential equations practice st order exact page questions example determine if the equation x y is it nd solution find value of b which makes yexy dx bxexydy then solve for that solutions standard form determining an m ny identify and n so de therefore we look a satises let s integrate second to get z dy h now dierentiate with respect dh compare two must c do not include any constants integration here much like when dropped solved integrating factor are all collected in nal complete given implicitly by xy ye bxe e xye be bxye will xe yexydh exy this case can explicit ln...