CBSE BOARD X, asked by Danush27, 8 months ago

If Tn =3^n-1, then s6 - s5 =
a)243
b)81
c)77
d)27
Plzzz anybody answer fast tmrw I have exam
I will mark as brainliest +20 points

Answers

Answered by bibhusinghbaghel
1

Answer:

matk me as brainliest.

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Answered by Anonymous
0

Answer:

3n-1

putting n=1

3×1-1=2

putting n=2

3×2-1=5

putting n=3

3×3-1=8

now 2;5;8 are sequence of AP. and common difference is 3

Explanation:

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