Hikari_Dreamer_12 wrote:{the natural numbers between -5 and 4}

There

*are* some natural numbers between -5 and 4. List those.

Hikari_Dreamer_12 wrote:two-thirds of the way from -11 to 5?

How far apart are these two numbers? (Hint: Subtract.)

What is one-third of that distance? (Hint: Divide.)

What then is two-thirds of the way from the lower number to the higher number? (Hint: Add.)

Hikari_Dreamer_12 wrote:x(x-2)=0 if the domain is all natural numbers

What is the solution in the real numbers?

What part of this solution, if any, is also in the natural numbers?

Hikari_Dreamer_12 wrote:A={a,1,2,3} List all of the subsets of A.

Where are you stuck on this one?