Решение 

См. 38_D14 

> solve(`>=`(`/`(`*`(log[`+`(11, `-`(`*`(2, `*`(x))))](log[`/`(1, 2)](`+`(`*`(`^`(x, 2)), `-`(`*`(6, `*`(x))), 5)))), `*`(log[`+`(11, `-`(`*`(2, `*`(x))))](`+`(`*`(`^`(x, 2)), `-`(`*`(10, `*`(x))), 26))...
 

RealRange(Open(`+`(3, `-`(`*`(`/`(3, 2), `*`(`^`(2, `/`(1, 2))))))), Open(1)), RealRange(Open(5), Open(`+`(3, `*`(`/`(3, 2), `*`(`^`(2, `/`(1, 2))))))) (40.2.1)