The 7th term of an AP is -4 and its 13th term is -16. Find the AP. | Filo
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Class 10

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Arithmetic Progressions

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The th term of an AP is and its th term is . Find the AP.

Solution:
Let us say be the first term and be the common difference of an AP.
...........
And ........
Subtracting equation from , we get
From ,
AP will be .
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