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Find the thirty second term of the following sequence 9, 15, 21

Find the thirty second term of the following sequence 9, 15, 21
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4 votes
Find the thirty second term of the following sequence 9, 15, 21

User Enrico Ros
by
8.6k points

2 Answers

1 vote
the answer is 27 going up by 6
User Lonnie Price
by
8.1k points
5 votes
A32=?
A1=9
A2=15
An=a1+d (n-1)
15=9+d (2-1)
15=9+d
-9 both sides
6=d
An=9+6 (n-1)
A32=9+6 (32-1)
A32=9+31×6
A32=9+186
A32=195
User Anthony Russo
by
8.4k points
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