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Does anyone know this answer??
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1 vote
Does anyone know this answer??

Does anyone know this answer??-example-1
User Geoff Norton
by
4.8k points

1 Answer

3 votes
81

Use the given equation and plug in the terms.
n=20
d=4
a1=5

an = 5 +(20-1)4
=5+(19)4
=5+76
=81
User Hitesh Ranaut
by
4.5k points
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