Question

9. If the 10 th term of an AP is o, then find the ratio of the 27 th term and
the 15 th term of an AP.
O 1:1
17:5
O 1:3
3:1​

Answer 1

Answer:

17:5

Step-by-step explanation:

A10=0=a+9d=0=a=-9d

27th term=a+26d=-9d+26d=17d.....eqn 1

15th term=a+14d=-9d+14d=5d

so t27:t15=17d:5d=17:5

hope you understand..,

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