1. Use an identity to find the exact value of cos(?) given that cos(O) = { with 270° << 360°
Find the exact value of sinſ and cos given that cos x = 3,27 ,270° <x< 360°. [8] 4-cos e 18. cos20-5 cos 0+4 since 1+cos e
Find exact values under the given conditions 3. Find the exact value of cos (a + b ) under the given conditions: tang = - <a<n; cosß = 1, 0<B<
Find the exact value of the expression cos(sin If sin = sin 2 15 find the exact value of cos(20) Solve sin 2x = cos 2x, where 0 <x<21.
Use a double angle formula to find the exact value of cos 117 use Law of Cosine or Law of Sines to find the missing parts of the triangle: a. A = 25°, b = 12, c = 20 b. A = 30°, B = 100°, and c = 25 Find all of the trigonometric functions form the tant = and O< t < 7.
cot(theta)=-3/4 and cos(theta) 7. cot(0) - 3 4 and cos(0) <0, find the exact value of sec(0)
Use the given conditions to find the exact value of the expression. cos a = 24sin a < o, cos(a + 5) Need Help? ilk to a Tutor
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...
Directions: Find the exact value using half-angle identities. 5. 7. COS 23 8 tan 12 9. If tan- and 2 <o<34, find cost 10. If cos- ie and <o<z,find tang 11. If cos and ><o<2r. find sing 2/14 12. If tane and z<o<* find tanza Gino Won (Al Things Abebid LLC. 2018
If cos theta= square root 11/6 and tan theta < 0, find the exact value of sin the 1. If cos os (0) – VII and tan(Q) <o, find the exact value of sino).