English, asked by aabhijith31377, 7 hours ago

For an arithmetic sequence, 9th term is 16 and its 16th term is 9

a) what is the common difference?​

Answers

Answered by nithya12333
3

Answer:

a + 8d = 16 \\ a + 15d = 9 \\  -  -  -  -  -  \\  - 7d = 7 \\ d =  - 1

Hope this may help you

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