Factor both plz :)

p^2–16c^2–p–4c

x^2–7x+7y–y^2

A3-dimensional figure has a square base and 4 lateral faces that meet at a point. explain the difference between the cross sections when a slice is made perpendicular to the base through the vertex, and when a slice is made perpendicular to the base and not through the vertex

Select the graph of the solution. click until the correct graph appears. |x| = 3

What is r i 4.5+10r=-6.5 with work pls