Smallest to largest 1/10, 3/10, 7/10, 9/10, 1/8, 3/8, 5/8, 7/8

Factor a ^3 - 3 + 3a^2 - a.1) (a - 1)(a + 1)(a + 3)2) (a2 + 1)(a - 3)3) (a2 - 3)(a + 1)

Segment xy is dilated through point m with a scale factor of 2. which segment shows the correct result of the dilation

Sanya noticed that the temperature was falling at a steady rate of 1.4 degrees every hour from the time that she first checked her outdoor thermometer. by 6 a.m., the temperature had fallen 21 degrees. which expression can you use to find how many hours earlier she had first checked the thermometer?