Problem 1085

Determine the constant that should be added to the binomial so that it becomes a perfect square trinomial. Then, write and factor the trinomial. x2 – 14x   Solution :…

Problem 1084

Find the vertex, focus, and directrix of the following parabola. Then draw the graph. (x – 2)2 = -3 (y + 1) Solution:-   The two standard forms of the…

Problem 1083

Find the equation if the parabola determined by the given information. Focus (3,5), directrix x = -1.   Solution:-   Notice that the directrix is a vertical line. Since the…

Problem 1082

Find the equation of the parabola determine by the given information. Focus (6,0), directrix x = -6   Solution:-   First, notice that since the directrix is a vertical line,…

Problem 1081

Find the vertex, the focus, and the directrix.  Then draw the graph. y2 = -6x   Solution:-   An equation of the form y2 = 4px is the standard equation…

Problem 1080

Determine whether the following statement makes sense or does not make sense, and explain your reasoning.   Starting from my home, I need to go to the post office, the…

Problem 1079

Use Kruskal’s Algorithm to find the minimum spanning tree for the weighted graph. Give the total weight of the minimum spanning tree. Solution:-   Step 1. Find the edge with…

Problem 1078

Find a spanning tree for the connected graph. Solution:-   Given a graph, a sub graph is a set vertices and edges chosen from those of the original graph. A…