M175-T1-P2-Remote-11
MATH 175 – Test 2 (Show Your Work )

7. Given

image1.wmf
5

cos2

18

q

=-

and
image2.wmf
180270

q

<< oo , find values of image3.wmf sin q and image4.wmf cos q . 8. Verify that each of the following is a trigonometric identity. image5.wmf 22 1sin sec2sectantan 1sin q qqqq q - =-+ + 9. Give the exact value of image6.wmf 4 cos2arctan 3 æö ç÷ èø without using a calculator. 10. Solve image7.wmf 2cos2cos2 qq = for all exact solutions in degrees. PAGE 1 _1234567891.unknown _1234567893.unknown _1234567895.unknown _1234567896.unknown _1234567894.unknown _1234567892.unknown _1234567890.unknown