Solve by graphing. Round each answer to the nearest tenth. x2 + 5x + 3 = 0 −4, 1.7 −4, −1 −4.2, 1 −4.3, −0.7

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.

Through non-collinear points there is exactly one plane.

1) in triangle the, what is the measure of angle t (in degrees)? 2) in triangle bat, the measure of angle b is 66∘, and the measure of angle t is 77∘.what is the measure of the exterior angle at a (in degrees)?