The 7th and 11th terms of an AP are 29 and 41 respectively. Then the common difference is
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Step-by-step explanation:
a11= 35
a13=41
ACC. to questions
by elimination method
35=a+10d
41=a+12d
-6= 0-2d (d=common difference)
-2d=-6
d=-6/-2=3
d=3
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