Решите Уравнения 1/27m⁴+26/27m²-1=0

[latex] \frac{1}{27}m^4+ \frac{26}{27}m^2-1=0\; \; |*27\\\\m^4+26m^2-27=0\\a=m^2\\a^2+a-27=0\\ \left \{ {{a_1*a_2=-27} \atop {a_1+a_2=-26}} \right. =\ \textgreater \ \left \{ {{a_1=1} \atop {a_2=-27}} \right. \\\\m^2=1\\m_{1,2}=б1\\\\m^2 \neq -27\; \; \; (m^2 \geq 0) [/latex] Ответ: -1; 1