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OpenStudy (anonymous):
Suppose a_n = 3 a_{n-1} + 5 a_{n-2} + 5 a_{n-3} and a_4 = -24, a_5 = -77, and a_6 = -366. Find a_1, a_2, and a_3.
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OpenStudy (anonymous):
you can work backwards here. Since you know a4, a5, and a6 already, set up the equation with an being a6 and solve for a_n-3 (or a3)
OpenStudy (anonymous):
repeat step with a_5, now that you know what a_3 is, you can find a_2. After that, find a_1 with the same procedure
OpenStudy (loser66):
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