Пожалуйста помогите с задачей 3.7

Consider the integral: 4 0 16 − y2 − 16 − y2 4 1 x2 + y2 dz dx dy . (a) describe w. use the standard view of the x, y, and z axes. front half of a cone with a rounded top. full cone with a flat top. right half of a cone with a flat top. front half of a cone with a flat top. right half of a cone with a rounded top.

Which strategy is used by public health to reduce the incidence of food poisoning?

Which of the following circles have their centers on the x-axis? check all that apply.