quiz-07-2

# quiz-07-2 - Partial Grading Explained Instructors Comment...

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System Homepage » Class Homepage » Student Details » Student Assignment Details MATH2860 (Summer 2008): Lecture Quizzes : Gradebook Welcome Nasir Awan [ My Profile ] Assignment detail for Nasir Awan in Quiz 7: Nasir Awan Login: 100355678 Email: Student ID: 100355678 Assignments completed: 9 Assignments active: 0 Question Grade 1 What is the order of the Bessel equation x 2 y''+ x y' + (x 2 - 4)y = 0? Enter the number only e.g. 10. Your Answer: 2 Instructors Comment: 1.0 2 What is the solution of the Bessel equation x 2 y''+ x y' - (x 2 + 49)y = 0? Select only ONE answer. Choice Selected y = c1I7(x) + c2K7(x) Yes [answer withheld] y = c1J7(x) + c2Y7(x) No [answer withheld] y = c1J7(x) + c2J-7(x) No [answer withheld] y = c1J7(x) + c2J7(x) No [answer withheld] y = c1I49(x) + c2K49(x) No [answer withheld] Number of available correct choices: 0
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Unformatted text preview: Partial Grading Explained Instructors Comment: 1.0 3 What is the Laplace transform of 3 e 4 t + 2? Enter only the final answer, using a lower case "s" as the variable. e.g. 6/(s^2+3) Your Answer: 3/(s-4)+2/s Instructors Comment: 1.0 4 What is the Laplace transform of ? Enter only the final answer, using a lower case "s" as the variable. e.g. s^2-4 Your Answer: 3/s^2+4/s Instructors Comment: 1.0 5 What is the INVERSE Laplace transform of ? Enter only the final answer, using a lower case "t" as your variable. E.g. t^2+1 Your Answer: 3*cos(2*t) Correct Answer: 4*cos(6*t) Instructors Comment: 0.0 Gradebook Help Logout Maple T.A. - Gradebook http://mapleta2.science.uoit.ca:8080/mapleta/gradebook/gradebook.do 1 of 1 3/1/2010 5:20 PM...
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