Mark M. answered 10/13/19
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Retired college math professor. Extensive tutoring experience.
a1 = 0
a2 = 2(a1 - 3) = -6
a3 = 2(a2 - 3) = -18
a4 = 2(a3 - 3) = -42
Grace G.
asked 10/13/19Find the 4th term in the sequence with the following definition:
a1=0
an=2(an-1-3)
Mark M. answered 10/13/19
Retired college math professor. Extensive tutoring experience.
a1 = 0
a2 = 2(a1 - 3) = -6
a3 = 2(a2 - 3) = -18
a4 = 2(a3 - 3) = -42
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