3 years ago

Find a formula for the general term a_n of the sequence assuming the pattern of the first few terms continues.

Mathematics

1 answer:

marishachu [46]3 years ago

8 0

A(1)=3
d= -2 (can be found 1-3=-2,-5-(-3)=-2)
a(n)=a(1) +d(n-1)
a(n)=3-2(n-1)
a(n)=3-2n+2=5-2n

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