Question

Va rog ecuatiile √3x²-√27=0  si -$\frac{5}{4}$x²=x²

Answer 1

[tex] \sqrt{3}x^2- \sqrt{27}=0 \\ \sqrt{3}x^2= \sqrt{27} \\ \sqrt{3}x^2=3 \sqrt{3} =>x^2=3~deci~x= \sqrt{3} \\ \\ \frac{5x^{2}}{4} =x^2 \\ 5x^2=4x^2 =>x=1[/tex]