Math, asked by Sivakumarhct, 1 year ago

Find the 9th term from the end of the Ap 5,9,13,17.... ,69?

Answers

Answered by vivek129
0
formula is l-(n-1)d so 69-(9-1)4=37

kaghs67ram: wrong answer
kaghs67ram: the answer is 153
Anshuman07: yeah , Question asks 9th last term
kaghs67ram: ya
kaghs67ram: the answer is 153
Answered by kaghs67ram
1
a9=5
d=-4
a9=a+8d
a9=5+8*(-4)
a9= 153
wrong answer sorry


Anshuman07: dude , your answer is wrong. How can it be greater than last term
kaghs67ram: ya sorry
kaghs67ram: r u in psbb
Anshuman07: sorry?
Anshuman07: pssb?
Anshuman07: I can't answer this question
Anshuman07: actual answer is 33
Anshuman07: see there are total 17 terms in this a.p
Anshuman07: and the 9 th last term is 8th term from first
Anshuman07: hence 8th term is 33
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