If the an=2n²+1 then find 'd
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Answered by
3
Answer:
if n=1
a1=2(1)^2+1
=2(1)+1
=2+1
=3
if n=2
a2=2(2)^2+1
=2(4)+1
=8+1
=9
d=a2-a1
=9-3
d=6
Answered by
0
Answer:
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