University:
Kentucky State University
Course:
MAT 115 | College Algebra
Academic year:

2020
Views:

495

Pages:

5
Author:

rezancuk2j

Question 1 Solve the system: y = x4 + 1, y = x 2 + Correct 1 Select one: a. (0, –1), (–1, 2), (1, –2) b. (0, –1), (–1, 2), (1, 2) c. (0, 1), (–1, 2), (1, 2) d. No solution e. None of these Your answer is correct. The correct answer is: (0, 1), (–1, 2), (1, 2) Question 2 Solve the system: y2 = x – 7, y = x – 7 Incorrect Select one: a. x = 7 b. (8, 1) c. (8, –7) d. (8, 1) and (8, – 1) e. None of these Your answer is incorrect. The correct answer is: None of these Question 3 Solve the system: y = x2 + 4x – 5, y = 0 Correct Select one: a. (0, -5) and (1, 1) b. (4, 4) and (-5, -5) c. (1, 0) and (-5, 0) d. No solution e. None of these Your answer is correct. The correct answer is: (1, 0) and (-5, 0) Question 4 Solve the system: 2x + y = 6, – 4x – 2y = – Correct 12 Select one: a. (–y/2 – 3, y) b. (y/2 + 3, y) c. (–y/2 + 3, y) d. No solution e. None of these Your answer is correct. The correct answer is: (–y/2 + 3, y) Question 5 Solve the system: y = x2 – 7, y = x - 7 Correct Select one: a. x = 0 b. (0, -1) c. (0, -7) d. (0, -7) and (1, -6) e. None of these Your answer is correct. The correct answer is: (0, -7) and (1, -6) Question 6 Solve the system: x + y + z = 3, 2x – y + 3z = 3, x - 2y + 3z = 0 Correct Select one: a. (1, 1, 1) b. (1, 2, 0) c. (2, 1, 0) d. No solution e. None of these Your answer is correct. The correct answer is: (2, 1, 0) Question 7 Solve the system (domain is all real numbers): y = x3 + 5, y = x + 5 Correct Select one: a. (0, 5), (0, 6), (– 1, 4) b. (0, 5), (1, 6), (0, 4) c. (0, 5), (1, 6), (– 1, 4) d. No solution e. None of these Your answer is correct. The correct answer is: (0, 5), (1, 6), (– 1, 4) Question 8 Solve the system: y = e3x , and y = Correct 1/e. Select one: a. (1/3, e) b. (1/3, e-1) -1 c. (–1/3, d. No solution e. None of these Your answer is correct. The correct answer is: (–1/3, e -1) Question 9 Solve the system: 2x + y = 6, -2x + 3y = 5 Select one: a. (2, 2) b. (11/4, ½) c. (13/8, 11/4) d. No solution e. None of these Your answer is correct. The correct answer is: (13/8, 11/4) Question 10 Correct Solve the system: 2x + 3y = 7, 3x - 5y = 1 Select one: a. (2, 1) b. (1, 2) c. (0, 0) d. There is no solution e. None of these Your answer is correct. The correct answer is: (2, 1)

College Algebra Quiz Unit 6

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