Toronto Math Forum
MAT244--2020F => MAT244--Test & Quizzes => Test 2 => Topic started by: kevin on October 28, 2020, 03:28:15 AM
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for some problem 3 we choose y1 = Ae^t and sometimes we choose y1 = Bte^t (just like the question below) How do we know when to choose which term for y1?
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When we choose y1=Ae^t and the result is 0 regardless of A, then we need to choose y1=Ate^t.
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The letters are used to help you find the particular solution. The reason why different letters are used is to avoid duplication.