Math, asked by shahid778621, 4 months ago

39. find the 20th term from end
8,13,......................253,

Answers

Answered by kharishma

1

Answer:158

Step-by-step explanation:

difference of this AP=5(d)

consider the reverse AP

253,248.....

20th term:

253+(20-1)(-d)

253+19(-5)

253-95

158

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