Mathematics · Differential Equations
Let A be an n × n matrix with distinct eigenvalues {λ 1 , ..., λ n } with corresponding linearly independent eigenvectors {v 1 , ..., v n }. Then, the non-homogeneous differential equation x'(t) = Ax(t) + e λ 1 t v 1 :
- 1does not have a solution of the form e λ 1 t a for any vector a ∈ ℝ n✓
- 2has a solution of the form e λ 1 t a for some vector a ∈ ℝ n
- 3has a solution of the form e λ 1 t a + t e λ 1 t b for some vectors a, b ∈ ℝ n
- 4does not have a solution of the form e λ 1 t a + t e λ 1 t b for any vectors a, b ∈ ℝ n
Correct answer
does not have a solution of the form e λ 1 t a for any vector a ∈ ℝ n
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