(1/7)n=-4

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Solution for (1/7)n=-4 equation: 



(1/7)n=-4

We move all terms to the left:

(1/7)n-(-4)=0



Domain of the equation: 7)n!=0

n!=0/1

n!=0

n∈R



We add all the numbers together, and all the variables

(+1/7)n-(-4)=0

We add all the numbers together, and all the variables

(+1/7)n+4=0

We multiply parentheses

n^2+4=0

a = 1; b = 0; c = +4;
Δ = b2-4ac
Δ = 02-4·1·4
Δ = -16
Delta is less than zero, so there is no solution for the equation

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