The first 5 figures in a pattern are shown. If the patterncontinues, which expression can be used to find the number of circles
to make up Figure n?
f.n^2+ 2n
h. 2n^2+ 1
g. n^2+ 2
j. 2n^2+n
f.n^2+ 2n
h. 2n^2+ 1
g. n^2+ 2
j. 2n^2+n
2 answers:
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