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OpenStudy (anonymous):
The following function defines a recursive sequence: f(0) = -2 f(1) = 8 f(n) = -4•f(n -1) - 3•f(n - 2); for n > 1 Which of the following sequences is defined by this recursive function?
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OpenStudy (anonymous):
-2, 8, -26, -80, … -2, 8, -26, 80, … -2, 12, -44, 180, … -2, -12, -44, -180, …
OpenStudy (jango_in_dtown):
see here f(2)=-4.f(1)-3.f(0)=-4.8-3.(-2)=-32+6=-26
OpenStudy (jango_in_dtown):
and f(3)=-4.f(2)-3.f(1)=-4.(-26)-3.8=80
OpenStudy (jango_in_dtown):
option b is correct
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