Which of the following is the correct factorization of the polynomial below? x3 + 10x2 + 25x
A. x(x + 5)2
O B. (x2 + 5x-2)(x-10)
C. (x + 2x - 5)(x-10)
D. x(x + 5)(x-5)

The physical fitness of an athlete is often measured by how much oxygen the athlete takes in (which is recorded in milliliters per kilogram, ml/kg). the mean maximum oxygen uptake for elite athletes has been found to be 60 with a standard deviation of 7.2. assume that the distribution is approximately normal.

Which of the following is correct interpretation of the expression -4+13

Zoey made 5 1/2 cups of trail mix for a camping trip. she wants to divide the trail mix into 3/4 cup servings. a. ten people are going on the trip. can zoey make enough 3/4 cup servings so that each person gets one serving? b. what size would the servings need to be for everyone to have a serving?