Question

The following AP is -1,-5/6,-2/3, ...10/3 then the total number of term is ​

Answer 1

Answer:

a=-1

d=-5/6-(-1)

=1/6

tn = 10/3

tn=a+(n-1)d

10/3=-1+(n-1)×1/6

(10/3)+1=(n-1)/6

10/3+3/3=(n-1)/6

13*6/3=n-1

13*2=n-1

26=n-1

n=25

Total number of terms are 25

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Answer 2

Answer:

Answer: 27

formula a+n-1Xd