Math, asked by panchampai200429, 5 months ago

EXER
ove the following by using the princip
(3" - 1)
1 + 3 + 32 + ... + 31 -1 =
2
n(n+1)
13+23+33 +
tn3

Answers

Answered by AlankritShukla

1

Answer:

the answer is 32 please

Step-by-step explanation:

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