Question

if an =5n -9,then find the value of a3 ​

Answer 1

Answer:

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Step-by-step explanation:

if an =5n -9

then a3 = 5(3) - 9

a3 = 15 - 9

a3 = 6

Answer 2

Answer:

a3=6

Step-by-step explanation:

Given,an=5n-9

a3=?

n=3

a3=5(3)-9

=15-9

=6

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