Two runners, William and Kelly, want to find out who has the faster time when compared to each of their teams. William has a time of 17 minutes 30 seconds, and his team has a mean time of 20 minutes 15 seconds and a standard deviation of 1 minutes 15 seconds. Kelly has a time of 16 minutes 45 seconds, and her team has a mean of 18 minutes 45 seconds and a standard deviation of 15 seconds. Who has the faster time when compared to each of their teams?

Acompany manufactures three types of cabinets. it makes 110 cabinets each week. in the first week, the sum of the number of type-1 cabinets and twice the number of type-2 cabinets produced was 10 more than the number of type-3 cabinets produced. the next week, the number of type-1 cabinets produced was three times more than in the first week, no type-2 cabinets were produced, and the number of type-3 cabinets produced was the same as in the previous week.

Find the root(s) of f (x) = (x- 6)2(x + 2)2.

Heather is riding a quadratic function that represents a parabola that touches but does not cross the x-axis at x=-6