(3-(21-7.3)/5)^5=a

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Solution for (3-(21-7.3)/5)^5=a equation: 



(3-(21-7.3)/5)^5=a

We move all terms to the left:

(3-(21-7.3)/5)^5-(a)=0

We add all the numbers together, and all the variables

-a+(3-(13.7)/5)^5=0

We add all the numbers together, and all the variables

-1a+(3-(13.7)/5)^5=0

We multiply all the terms by the denominator


-1a*5)^5+(3-(13.7)=0

We add all the numbers together, and all the variables

-1a*5)^5+(3-13.7=0

Wy multiply elements

-5a^2-13.7=0

a = -5; b = 0; c = -13.7;
Δ = b2-4ac
Δ = 02-4·(-5)·(-13.7)
Δ = -274
Delta is less than zero, so there is no solution for the equation

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