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Problem D Find the exact value of each expression. If the answer is an angle, the...
1-17 u ule exact value of the expression 1) cos? 30+ cos? 60 2) cot 45-tan 45 5-6 Use the given information to find the exact value 3) sin? 53 + cos2 53 4) cot 20 -tan 20 5) sin = , where is in quadrant 1. Find tan 6) tan 0 = - , where is in quadrant 4. Find sec 7-12 Verify the identity 7) tan sin cos 0 = sin? 8) tane = sine 9) tancos? +...
4. [-12.94 Points) DETAILS SPRECALC7 6.4.006. Find the exact value of each expression, if it is defined. Express your answer in radians. (If an answer is undefine (a) sin-20) (b) cos(-1) (c) tan-(0) 5. (-/2.94 Points] DETAILS SPRECALC7 6.4.031. Find the exact value of the expression. sedsin-::-))
Use the information given about the angle 8 to find the exact value of each trigonometric function tan = - 10, sin < 0 0 e e (a) sin (20) (b) cos (20) 2 (d) cos 2 (e) tan 20 (f) tan 2 (c) sin
5. (15 points) Find the exact value of the following. A decimal answer or an answer with no work will receive no credit. Circle your final answer. a. cos G) - b. sin (1) cos(3- c. sin(255") - sin(15) - d. cosítan"'(-7)) = e tan" (cot (3) - 6. (6 points) Write the following trigonometric expression as an algebraic expression in cos (tan: (2014 )
This Question: 1 pt Use a double-angle identity to find the exact value of the expression 2 tan 105° 1 - tan 105° Choose the correct answer below. OA-1 ОВ. va O C. 1 OD. OD ck to select your answer. Previous 2 tan 105 1 - tan2105 D B. 3 3 C. 1 OD. 2 OF. V2 3 V3 3 E. k to select your answer. Previous
4) If possible, use the reference angle (in radians) to find the exact value of each of the following. b) cos ( e) cos(77) i) sin(6x)
QUESTION 2 Find the exact value under the given conditions. sin a 3- - , <a < 211; tan B =-<B<n Find sin (a + B). QUESTION 3 Solve the equation on the interval 0 s < 21. 2 cos 2 0 - 3 cose + 1 = 0 QUESTION 4 Find the exact value of the expression. 577 sin SUN QUESTION 5 Find the exact value of the expression. sec sin
2-6 Find the exact values of the sine, cosine, and tangent of the angle 165º = 135° + 30° sin(165°) = COS(1650) = tan(165°) = 3. -/16.7 points LARPCALC105.5.017. Use a double-angle formula to rewrite the expression, 18 cos? x - 9 Write the expression as the sine, cosine, or tangent of an angle. sin 60° cos 5° + cos 60° sin 5° 5. -16.66 points LARPCALC10 5.5.025. Rewrite 2 cos 4x in terms of cos x. 6. - 16.66...
QUESTION 12 Use a double-angle or half-angle identity to find the exact value of: cos(0) = and 270° <=< 360°, find sin 5 OAV10 10 B. 10 C. None of these OD 10 3 17 OE 4 QUESTION 13 Use a double-angle or half-angle identity to find the exact value of: 3 sin(0)= and 0° <o<90° , find tan 5 - šar 10 OA. 3 B.V10 Octs OD. -V10 E V30 QUESTION 11 Use a double-angle or half-angle identity to...
16 of 27 (11 complete) This Question: 1 pt NC Find the exact value of each of the following under the given conditions below. 12 V3 tana - 5 3 <a<; cos B= (a) sin(a+B) (b) cos(a+B) (c) sin(a-P) (d) tan (a – B) (a) sin (a +0-0 (Simplify your answer, including any radicals. Use integers or tractions for any numbers in the expression.) (b) cos (a+b)=0 (Simplify your answer, including any radicals. Use integers or fractions for any numbers...