middle term of Ap,6,13,20.......216
Answers
Answered by
1
Answer:
how can I know if u didn't write the rest of the numbers?????
Step-by-step explanation:
its 20 but if u show the rest of the numbers it will be another answer
Answered by
0
Step-by-step explanation:
an=216
a=6
d=13-6=7
an=a+(n-1)d
216=6+(n-1)7
210=(n-1)7
30=n-1
n=31
middle term=n+1/2
=31+1/2
=32/2=16
middle term=16
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