1.

If 17th term of an AP exceeds it\'s 10th term by 7. Then the common difference is. ?

Answer» D =1
A17=a10+7,--------------1A10=a+(10-1)dA10=a+9d-----------2A17=a+16d-----------3Equating equation 1,2,and3a+16d=a+9d+7a-a+16d-9d=77d=7d=1=common difference is 1


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