Name:    Warmups Topic 8.1

Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.

Find the exact solution(s) of the system of equations algebraically.

1.

 a. b. and c. and d. and

Find the exact solution(s) of the given system of equations graphically.

2.

 a. The points (–1, 3) and (, ) are the solution of the system of equations. c. The points (–1, 3) is the solution of the system of equations. b. The system of equations has no solution. d. The points (1, 3) and (–, ) are the solution of the system of equations.

3.

 a. The points and are the solution of the system of equations. c. The points and are the solution of the system of equations. b. The point is the solution of the system of equations. d. The system of equations has no solution.

Solve the given system of inequalities graphically.

4.

 a. The intersection of the regions of the two graphs represents the solution of the system of inequalities. c. The intersection of the regions of the two graphs represents the solution of the system of inequalities. b. The intersection of the regions of the two graphs represents the solution of the system of inequalities. d. The intersection of the regions of the two graphs represents the solution of the system of inequalities.

5.

 a. The intersection of the regions of the two graphs represents the solution of the system of inequalities. c. The intersection of the regions of the two graphs represents the solution of the system of inequalities. b. The intersection of the regions of the two graphs represents the solution of the system of inequalities. d. The intersection of the regions of the two graphs represents the solution of the system of inequalities.