Math, asked by Sarah100, 10 months ago

middle term of Ap,6,13,20.......216

Answers

Answered by weaam0212
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 chandasingh0110
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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