If x is the set of negative numbers and y is the set
of positive numbers, then the union of x and y and
0 is the set of
(a) all real numbers
(b) all integers
(c) all rational numbers
(d) all irrational numbers
(e) all odd integers

You are making a battery for a science project. you have copper wire for your first electrode. you need to choose a conductor, a second electrode, and a device to plug into your battery. you have already chosen a lemon conductor. complete each statement below about the options that include a lemon conductor.

What is the volume of a cone with a height of 6 cm in the radius of 2 cm

Factor the polynomial by its greatest common monomial factor.