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  • Find the value of n if a=10,d=5,an=95

Find the value of n if a=10,d=5,an=95

Answers (1)

Given: First term (a) =10, common difference (d) =5, a(n)=95

a(n) = a + (n-1) d

95 = 10 + (n-1)x5

n-1 = 85/5 = 17

n = 18

Posted by

Ravindra Pindel

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