Asked by gaurav

if it's 5times the fifth term of an ap is equal to 12 times the twelfth term then find its seventeenth term
Answered by Steve
5(a+4d) = 12(a+11d)
5a+20d = 12a+132d
7a = -112d
a = -16d

so, what is the 17th term?
Answered by Osward
Help my question
Answered by Isi
Chal bhag
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