sacrien sacrien

01-04-2021
Mathematics

contestada

Solve for n:5*8^3n+1=80

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jeenashrestha451 jeenashrestha451

01-04-2021

Answer:

8^(3n+1) = 80/5

8^(3n+1) = 16

(2^3)^(3n+1) = 2^4

2^(3*(3n+1) = 2^4

Having same power so;

9n+3 = 4

9n = 4-3

9n = 1

n = 1/9

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