Find the equation of the axis of symmetry.f(x) = -x2 + 2x + 9
A. x = 2
B. x = 1
C. x = -1
D. x = 10
Answer: B
You might also like to view...
Graph the equation. Include the coordinates of any local and absolute extreme points and inflection points.y = 
A. local minimum: 
no inflection points
B. local minimum: (0, 0)
inflection points: 
, 
C. local minimum: (0, 0)
no inflection points
D. local minimum: 
no inflection points
Solve the problem.A college campus consists of eight buildings, each represented by a vertex on the graph below. The Board of Trustees is considering a plan to create a high-speed fiber optic network linking all the buildings. On the figure below, planning engineers have indicated the cost of various runs of cable in thousands of dollars. Use Kruskal's algorithm to design a network layout that will connect all the buildings at minimum cost. Also, compute the cost of your proposed layout.
What will be an ideal response?
For the following question(s), refer to the digraph below.
Vertex B has
A. indegree 2, outdegree 1. B. indegree 3, outdegree 0. C. indegree 1, outdegree 2. D. indegree 0, outdegree 3. E. none of these
Solve the problem.If sin ? = 
, ? in quadrant II, find the exact value of sin
A. 
B. 
C. 
D. 