write the common difference of an AP ,whose nth term is 3n+7
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Answered by
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a+(n-1)d = 3n+ 7
COmparing
a must be 10 d=3 to get 3n+7
10+ (n-1)3 =3n+7
D =3
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the common difference of an Ap whose nth term is 3n+1 is 3
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