1.

Which term of AP 14,11,8....is 7

Answer»

Let nth TERM of AP is 7 then ;

an=7
a+ (n-1) d = 7
14+ (n- 1 ) -3 =7
14-3n +3 = 7
17- 3n = 7
-3n = 7-17
-3n = -10
3n = 10
n = 10/3

10/3 th term of Ap is 7


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