in an a.p 17th term is 7 more than its 10th term find the common difference
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Answered by
110
a+16d=a+9d+7
16d=9d+7
16d-9d=7
7d=7
d=1
16d=9d+7
16d-9d=7
7d=7
d=1
laksssss:
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Answered by
97
hey mate
here is ur answer
===> a + ( n-1 ) d = a + ( n-1 ) d + 7
===> a + 16d = a + 9d + 7
===> 16d - 9d = 7
===> 7d = 7
===> d = 1
hence, common difference is 1
hope it helps
here is ur answer
===> a + ( n-1 ) d = a + ( n-1 ) d + 7
===> a + 16d = a + 9d + 7
===> 16d - 9d = 7
===> 7d = 7
===> d = 1
hence, common difference is 1
hope it helps
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