Phase of clinical testing uses the fewest number of subjects and establishes the dose at which signs of toxicity appear.
a. 4
b. 3
c. 1
d. 2

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 - 4x - 5 = 0

Which type of graph would allow us to quickly see how many students between 100 and 200 students were treated?

Acircle has a circumference of 7.850 units. what is its radius?