Exam 3 practice test
Exam 3 practice test Math 1149
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This 6 page Study Guide was uploaded by Nicole Kappeler on Tuesday March 31, 2015. The Study Guide belongs to Math 1149 at Ohio State University taught by Brian Morton in Winter2015. Since its upload, it has received 561 views.
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Eugh...this class is soo hard! I'm so glad that you'll be posting notes this semester.
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Date Created: 03/31/15
Math 1149 Name Spring 2013 OSU user name namenn Instructor Midterm 2 Class Time Form A The point value of each problem is indicated To obtain full credit you must have the correct answers along with the supporting work Answers without supporting work will receive no credit except for multiple choice problems CIRCLE YOUR ANSWERS 1 20 points Circle your answer or ll in the blank a The range of the function f sin 133 is i 11 ii 07 iii g g iv not listed b The statemen coscos1a 1 for all real numbers 13 is i True ii False 9 c The exact value of cos 1cos is i F ii iii g iv not listed d Given a triangle for which one side and three angles are known which law is used in solving for the second side i Law of Sines ii Law of Cosines e The exact value of sinsin13 i equals 3 ii does not exist iii is not listed 2 a 6 points Rewrite the expression eostan11 as an algebraic expression b 6 points Write the expression 3 csc1 tan1 seca in terms of eosa only I C 8 points Find the exact value of eosg if sec1 E and 270 lt 1 lt 360 3 20 points Circle your answer a Simplify tana tan1 1 tan1 1 tan13 l 1 11 m 111 W IlOt b The expression sin1 cos50 cos1 sin50 equals i sina 50 ii sina 50 iii sin50 13 iv not listed C Write cos2 cos 1433 in terms of a only i 3232 1 ii 83 iii 8132 1 iv not listed d The solutions of the trigonometric equation tan51 2 0 are k 5 7r 7T 111 g 5197 iv not listed i1 l k7r 101 5 5 15 Where k is an integer 4 20 points a 10 points A car travels along a straight road for 30 minutes7 then travels 20 to the left of its original course for 15 minutes How far is the car from the starting point if it traveled at a constant speed of 10 mph for the entire trip b 10 points Solve the trigonometric equation 2 cos26 5 cos6 3 0 5 20 points Circle your answer 5 a Find the exact value of coscsc1 H V CHIN DIO39 ii iii iv not listed 2 sin31 i 0 ii 1 iii m iv not listed 0 A triangle has sides a 107 b 7 and angle AA 2 140 Find angle AB i 6670 ii 267O iii no solution iv not listed d Find sin21 if sina g and 1 is in quadrant H 12m 610 1210 1 49 11 49 110T iv not listed Formulas sin26 COS26 1 1 tan26 seem 1 mew csc2e 81113 y sin1 008y COS33 siny COS1 y COSC13COSy Sm siny tan13 tany o tan33 1 y 2 1 fancy tany o 8111233 281111 COSC13 o COS2 E COS2 E sin2a 2 cos2a 1 1 281112 E 1 1 COSC13 j o 81112 2 1 1 COSC13 j o COS2 2
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