x^-4-15x^2-16=0

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Solution for x^-4-15x^2-16=0 equation: 



x^-4-15x^2-16=0

We add all the numbers together, and all the variables

-15x^2+x-20=0

a = -15; b = 1; c = -20;
Δ = b2-4ac
Δ = 12-4·(-15)·(-20)
Δ = -1199
Delta is less than zero, so there is no solution for the equation

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