Math 125 Pre-Calculus NAME:______________________________
Spring 2013, Kenny Shah CLASS Time:_________________________
In-Class Assignment # 9 (Chapter 9 and 10.1)
Please show all of your work for maximum credit. Good Luck!!!
1. Simplify the following expressions:
( a ) http://edugen.wileyplus.com/edugen/courses/crs6186/connally9780470484753/c09/math/math133.gif
( b ) http://edugen.wileyplus.com/edugen/courses/crs6186/connally9780470484753/c09/math/math140.gif
2. Use algebra to prove the following identities:
( a ) http://edugen.wileyplus.com/edugen/courses/crs6186/connally9780470484753/c09/math/math188.gif
( b ) http://edugen.wileyplus.com/edugen/courses/crs6186/connally9780470484753/c09/math/math187.gif
3. Find the exact solutions of the following equations:
( a ) http://edugen.wileyplus.com/edugen/courses/crs6186/connally9780470484753/c09/math/math253.gif
( b ) http://edugen.wileyplus.com/edugen/courses/crs6186/connally9780470484753/c09/math/math255.gif
4. If http://edugen.wileyplus.com/edugen/courses/crs6186/connally9780470484753/c09/math/math282.gif express http://edugen.wileyplus.com/edugen/courses/crs6186/connally9780470484753/c09/math/math283.gifin terms of x.
5. Write the following equation using single sine function.
( a ) http://edugen.wileyplus.com/edugen/courses/crs6186/connally9780470484753/c09/math/math500.gif
( b ) http://edugen.wileyplus.com/edugen/courses/crs6186/connally9780470484753/c09/math/math503.gif
6. Find the exact values for the following:
( a ) http://edugen.wileyplus.com/edugen/courses/crs6186/connally9780470484753/c09/math/math518.gif
( b ) http://edugen.wileyplus.com/edugen/courses/crs6186/connally9780470484753/c09/math/math523.gif
7. Find a simplified formula for the difference quotient http://edugen.wileyplus.com/edugen/courses/crs6186/connally9780470484753/c10/math/math231.gif
( a ) http://edugen.wileyplus.com/edugen/courses/crs6186/connally9780470484753/c10/math/math232.gif
8. Let http://edugen.wileyplus.com/edugen/courses/crs6186/connally9780470484753/c10/math/math126.gif, http://edugen.wileyplus.com/edugen/courses/crs6186/connally9780470484753/c10/math/math127.gif,http://edugen.wileyplus.com/edugen/courses/crs6186/connally9780470484753/c10/math/math128.gif,and http://edugen.wileyplus.com/edugen/courses/crs6186/connally9780470484753/c10/math/math129.gif , find the following:
( a ) http://edugen.wileyplus.com/edugen/courses/crs6186/connally9780470484753/c10/math/math139.gif
( b ) http://edugen.wileyplus.com/edugen/courses/crs6186/connally9780470484753/c10/math/math141.gif