Question

3 la puterea x patrat - 4 =1/27

Answer 1

[tex]3^{x^2}-4=\frac{1}{27}\\ 3^{x^2}=\frac{1}{27}+4\\ log_33^{x^2}=log_3\frac{109}{27}\\ x^2=log_3\frac{109}{27}\\ x=\pm \sqrt{ log_3 \frac{109}{27}}[/tex]Scrie răspunsul tău aici