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aleksandr82 [10.1K]
3 years ago
15

Write the explicit formula for the sequence 3,5,7,9,11

Mathematics
1 answer:
I am Lyosha [343]3 years ago
4 0
3+2=5
5+2=7
7+2=9
9+2=11
.
.
.
so d=2
-------------
formula:a(n)=a(1)+(n-1)d
a(n)=3+(n-1)2
a(n)=3+2n-2=2n+1
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