Question

a^3x+5/a^3x-1

Answer 1

Solution.

$a^{3x}+\frac{5}{a^{3x}}-1=0; \newline Lets \space a^{3x}=y; \newline \frac {y^{2}-y+5}{y}=0; \newline y \ne0; \newline D=b^2-4ac; \newline D=1-4*1*5=-19; \newline D<0. \newline$

In this problem there are no real zeros.

Answer: there are no real zeros.