Rewrite ax^2 + bx+c = 0 to quadratic formula using a step-by-step method.

Which of the following is the result of expanding

[15 points, algebra 2]simplify the complex fraction and find the restrictions.

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