A: - -2 3 -6 7 Find cos(At) and sin(At) Note: It's the same as finding eªt b instead of writing e2t for example you write cos(2t). Find the general solution of y" + a²y = 0 where a 0

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Chapter2: Second-order Linear Odes
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after finding cos(At), sin(At), and the general solution, find x''+A2x=0

A
=
-2 3
Find cos(At) and sin(At) Note: It's the same as finding et but
instead of writing e2t for example you write cos(2t).
Find the general solution of y" + a²y
=
0 where a 0
Transcribed Image Text:A = -2 3 Find cos(At) and sin(At) Note: It's the same as finding et but instead of writing e2t for example you write cos(2t). Find the general solution of y" + a²y = 0 where a 0
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