Unit 9 Corrective Assignment.pdf

# Unit 9 Corrective Assignment.pdf - Precalculus Exam 9...

• Test Prep
• 3

This preview shows page 1 - 2 out of 3 pages.

Precalculus Exam 9 Corrective Assignment Spring 2016 Objective 17: Proving Identities Algebraically Prove that the equation is an identity using substitution and algebra. Show each step. 1. 2 1 tan tan cot x x x 2.  2 1 cos 1 cos sin 3. 2 cos csc sec cot x x x x 4. 2 1 cos cot sin cos 5. tan csc cos 1 6. csc cos tan cos sin x x x x x 7. cot tan sin cos csc x x x x x 8. cos 1 sin 1 sin cos x x x x 9. ) sec( ) csc( ) tan( ) cot( x x x x 10. x x x x x x 2 sin cos ) tan cos (cot sin 11. x x x x tan sin cos cos 1 12. x x x x 2 cos ) sin (csc sin 13. 2 1 cos 2 sin 2 tan sec 2 2 2 2 x x x x 14. x x x x x 2 2 2 2 2 sec csc sin sec sin Objective 18: Solving Oblique Triangles. Directions: For each question, you must show the equations you used with the numbers substituted in to receive full credit. Round all answers to the nearest hundredth but not until your final answer to avoid round-off error.

Subscribe to view the full document.

• Fall '08
• Staff
• Imperial units, Inch, 12km, 7km, 6km

{[ snackBarMessage ]}

### What students are saying

• As a current student on this bumpy collegiate pathway, I stumbled upon Course Hero, where I can find study resources for nearly all my courses, get online help from tutors 24/7, and even share my old projects, papers, and lecture notes with other students.

Kiran Temple University Fox School of Business ‘17, Course Hero Intern

• I cannot even describe how much Course Hero helped me this summer. It’s truly become something I can always rely on and help me. In the end, I was not only able to survive summer classes, but I was able to thrive thanks to Course Hero.

Dana University of Pennsylvania ‘17, Course Hero Intern

• The ability to access any university’s resources through Course Hero proved invaluable in my case. I was behind on Tulane coursework and actually used UCLA’s materials to help me move forward and get everything together on time.

Jill Tulane University ‘16, Course Hero Intern