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o Verizon LTE 12:06 AM 46% D https://outlook.office.com/c × C https://outlook.office.com/owa/?realm felician.edu& p Print PFind Help Give Feedback to Microsolft.. Word Online Find the exact value of the expression. Do not use a calculator. 5) sec 60- cos 45 Find the exact value of the expression if ·30. Do not use a calculator. 6) f(0) cos Find 7f(0). HONORS Find the exact value of the expression. Do not use a calculator. 7 tantan 8) sin 330 sin 270 HONORS A point on the terminal side of an angle is given. Find the exact value of the indicated trigonometrie function of 9) (-4,-1)F Find cse. Solve the problem. 10) If sin , find csc0. HONORS PAGE 2 OF 4 HELP IMPROVE OFFICE 75%Explanation / Answer
5. sec 60-cos 45 = 2 - sqrt2/2 = (4 -sqrt2)/2
6. theta=30 degree
f(theta)=cos theta
7f(theta) = 7 cos 30=7sqrt3/2
7 . tan (7pi/4) + tan(5pi/4)
tan(7pi/4 + 5pi/4)(1-tan(7pi/4)tan(5pi/4)) = tan(3 pi)(1-tan(7pi/4)tan(5pi/4)) =0
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