Question

given an = 5n find a3

Answer 1

hmm

Answer 2

if
\[a_1 = 5*1\]
and if
\[a_2 = 5*2\]
then
\[a_3 = ???\]

Answer 3

an = 5n this could also be also said as
a = 5 since its being multiplied and the n on each side can cancel out
a=5
now a x 3 = ??? 5 x 3 = 15