Question

If 3n=81 then n² -8 =
n

Answer 1

Answer:

3n=81

n=81/3

n=27

then,

n2-8 =(27) 2 - 8

=729-8

=721...ans

Answer 2

Answer:

3ñ=81

ñ=27

putting the value of n we get..

(27)square-8

729-8

721

Answer=721

Step-by-step explanation:

hope it helps

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