The 19th term of an ap is equal to three times its 6th term is19, find the ap
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Answer:
a6= 19
3 a6= a19
3*19=a19=57
a6=a +5d=19 ----------(1)
a19=a+ 18d=57 ------(2)
on comparing 1 & 2 ,
we get
a= 3
d=4
A.P is 3, 7, 11, 15, 19........
Step-by-step explanation:
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