I need the answer to these problem...I’ve been stuck on it the most.

What numbers are included in the set of integers? what numbers are not included?

Let f(x) = 5/x and g(x)=2x2+5x. what two numbers are not in the domain of f o g

In the picture below, line pq is parallel to line rs, and the lines are cut by a transversal, line tu. the transversal is not perpendicular to the parallel lines. note: figure is not drawn to scale. which of the following are congruent angles?