Math, asked by nanichiru8, 6 months ago

If 10th term of A.Pis 9 and 9th Term is 10 Then common difference(d)=

Answers

Answered by pk515494

2

Answer:

t10=9

a+8d=9....(1)

to=10

a+9d=10...(2)

from (1) &(2)

d=1 and.

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