What is (5,-4) rotated 180° clockwise?

Oscar and julie ashton are celebrating their 15th anniversary by having a reception hall. they have budgeted $4,500 for their reception. if the reception hall charges a $90 cleanup fee plus & 36 per person, find the greatest number of people that they may invite and still stay within their budget.

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

What is the distance between the points (2, 5) and (5,9)?