Which long division problem can be used to prove the formula for factoring the difference of two perfect cubes? O a-b) c* + ab + b?
o a+b) 22-ab+o?
o a+b) a² + 0a²b + Dab²-63
o a-b)2 +lab+bab? - b

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