C. A dilation by a scale factor of 2, centered at the origin, followed by a reflection over the y-axis D. A dilation by a scale of 2, centered at the origin, followed by the translation (x, y) -> (x + 6, y)​

For which of the following counts would a binomial probability model not be reasonable? a)the number of people in a classroom born in januaryb) the number of people in a classroom with red hair c) the number of people admitted to a hospital in a day with a particular disease d) the number of heart beats in a one-minute perio.

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?

Solve each quadratic equation by factoring and using the zero product property. n^2 - 49 = 0