Решение 

`>=`(`*`(`*`(`+`(`*`(5.7, `*`(`^`(10, -8)))), `/`(1, 2)), `*`(`^`(10, 18), `*`(`^`(T, 4)))), `+`(`*`(2.85, `*`(`^`(10, 26))))){`<=`(T, -10000.)}, {`<=`(10000., T)}