Find the angle between u and v, rounded to the nearest tenth degree. u = (4, 0, 2), v = (6, −3, 0)

Enter the number of complex zeros for the polynomial function f(x) = x 4+ 5x² +6

In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class

The number of calories you burn depends on your weight. a 110-pound person burns 163 calories during 30 minutes of tennis. find the number of calories that a 190-pound person would burn during the same activity, assuming they burn calories at the same rate.