# Select one a π b 0 c 1 d 1 e unde fi ned your answer

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Select one: a. π b. 0 c. 1 d. -1 e. Unde fi ned Your answer is correct. The correct answer is: 1 What is the exact value of the cot (-3 π /4)? Select one: a. 1 b. 0 c. -1 d. π e. Unde fi ned Your answer is correct. The correct answer is: 1
3/30/19, 7)28 PM Self-Quiz Unit 7 Page 3 of 4 Question 4 Correct Mark 1.00 out of 1.00 Question 5 Incorrect Mark 0.00 out of 1.00 Learning Journal Unit 7 Jump to... Written Assignment 6 Solution A particular right triangle has an acute angle of π /6 radians, and the side opposite this angle has measure 8. What is the hypotenuse of this triangle? Select one: a. 24 /(sqrt(3)) b. 4 c. -4 d. 16 e. -16 Your answer is correct. The correct answer is: 16 From the formula for sin (2t + t) fi nd sin 3t in terms of sin t. Select one: a. 3sin(t)cos(t) b. 2sin(t) + sin (t) c. sin (t) + 3sin (t) d. 6sin (t) cos (t) e. -4 sin (t) + 3sin (t) Your answer is incorrect. The correct answer is: -4 sin (t) + 3sin (t) 2 2 3 3
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3/30/19, 7)28 PM Self-Quiz Unit 8 Page 1 of 4 Home My courses MATH 1201 - AY2019-T3 21 March - 27 March Self-Quiz Unit 8 Question 1 Correct Mark 1.00 out of 1.00 Started on Wednesday, 27 March 2019, 7:15 PM State Finished Completed on Wednesday, 27 March 2019, 7:18 PM Time taken 2 mins 48 secs Marks 3.00/5.00 Grade 6.00 out of 10.00 ( 60 %) What is the period of y = sin 3x? Select one: a. π b. π /3 c. 2 π /3 d. 2 π e. 0 Your answer is correct. The correct answer is: 2 π /3 MATH 1201 College Algebra - Term 3, 2018-2019
3/30/19, 7)28 PM Self-Quiz Unit 8 Page 2 of 4 Question 2 Correct Mark 1.00 out of 1.00 Question 3 Correct Mark 1.00 out of 1.00 What is the amplitude of y = 4 sin (2x – π /4)? Select one: a. 0 b. 2 c. π d. 4 e. π /4 Your answer is correct. The correct answer is: 4 In radian measure, what is arcsin (1/2)? Select one: a. 0 b. π /6 c. π /4 d. π /3 e. π /2 Your answer is correct. The correct answer is: π /6
3/30/19, 7)28 PM Self-Quiz Unit 8 Page 3 of 4 Question 4 Incorrect Mark 0.00 out of 1.00 Question 5 Incorrect Mark 0.00 out of 1.00 Learning Journal Unit 8 Jump to... MATH 1201 Course Evaluation What is the point (3, 3sqrt(3)) in polar coordinates? Select one: a. (3, 0) b. (6, π /3) c. (6, π /6) d. (3, π /3) e. (3, π /6) Your answer is incorrect. The correct answer is: (6, π /3) Use DeMoivre’s theorem to fi nd z , if z is 1 + 1i. Express your answer in complex form. Select one: a. 180 degrees b. 16 c. -8 d. -16 e. None of these Your answer is incorrect. The correct answer is: None of these 4
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3/30/19, 7)30 PM Graded Quiz Unit 3 Page 1 of 6 Home My courses MATH 1201 - AY2019-T3 14 February - 20 February Graded Quiz Unit 3 Question 1 Correct Mark 1.00 out of 1.00 Started on Wednesday, 20 February 2019, 12:30 PM State Finished Completed on Wednesday, 20 February 2019, 1:08 PM Time taken 38 mins 16 secs Marks 9.00/10.00 Grade 90.00 out of 100.00 The graph of f(x) = x -6x + 4x +1 hits the x-axis how many times?
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