Math, asked by pulakg2006, 9 months ago

Find the sum of 31st term of AP An(3n+5)
[Hint - a=3(1)+5=8
a²=3(2)+5=11
a³=3(3)+5=14
d=5]

Answers

Answered by SuryasnataDash

1

Answer:

98

Step-by-step explanation:

putting,n=31

A31=3(31)+5=93+5=98

«°»No a1 a2 are needed here

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