Lecture 7 Notes

# For each wrong answer for what de is it the correct

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Unformatted text preview: Ae2t + Be−2t + Ct3 + Dt2 + Et + F (D) (E) Don’t know / still thinking. For each wrong answer, for what DE is it the correct form? Method of undetermined coefﬁcients (3.5) • Example 6. Find the general solution to y − 4y = t e ￿￿ 3 2t . • What is the form of the particular solution? (A) yp (t) = (At + Bt + Ct + D)e (B) yp (t) = (At3 + Bt2 + Ct)e2t (C) yp (t) = (At3 + Bt2 + Ct)e2t 3 2 −2t +(Dt + Et + F t)e (D) yp (t) = (At4 + Bt3 + Ct2 + Dt)e2t 3 2 (E) Don’t know / still thinking. 2t Method of undetermined coefﬁcients (3.5) • Example 6. Find the general solution to y − 4y = t e ￿￿ 3 2t . • What is the form of the particular solution? (A) yp (t) = (At + Bt + Ct + D)e (B) yp (t) = (At3 + Bt2 + Ct)e2t (C) yp (t) = (At3 + Bt2 + Ct)e2t 3 2 −2t +(Dt + Et + F t)e (D) yp (t) = (At4 + Bt3 + Ct2 + Dt)e2t 3 2 (E) Don’t know / still thinking. 2t Method of undetermined coefﬁcients (3.5) • Example 6. Find the general solution to y − 4y = t e ￿￿ 3 2t . • What is the form of the particular solution? (A) yp (t) = (At + Bt + Ct + D)e (B) yp (t) = (At3 + Bt2 + Ct)e2t (C) yp (t) = (At3 + Bt2 + Ct)e2t 3 2 −2t +(Dt + Et + F t)e (D) yp (t) = (...
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