x (x) 51 3. Use a half-angle formula to find the exact value of tan 12
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...
Use a half-angle identity to find the exact value of the following expression. tan 112.5° Which of the following is the correct value of tan 112.5°? OA. -1+ V3 OB. -1-12 O c. 1-2 OD. 1+12
Use a half-angle identity to find the exact value of the following expression. tan 15° Which of the following is the correct value of tan 15°? O A. -2-13 OB. -2+ V3 O C. 2+ 3 OD. 2-13
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 csc x -13 and 3 <x< 2л. Use a half-angle identity to find cos Enter the exact answer. Enclose numerators and denominators in parentheses. For example, (a - b)/ (1 n). Equation Editor Common sin(a) tan(a) cos(a) Y 00 b sec(a) csc(a) cot(a) к Va Va a1 sina) cos (a tan о Ф X COS o
3 12 3. If sin = and angle a terminates in the second quadrant and tan y = 5 and angle y 5 terminates in the first quadrant, then find the exact value of the following: A. cos(inty) B. sin(y - 3) C. tan-y) 7T COS." sin 4. Write each of the following as a single trigonometric function: TT A sin cos 12 12 tan-tany B 1 + tan 4 tany 5. Expand and simplify: sin ( x - 3...
Use identities to find the exact value. tan () tan 12 (Simplify your answer, including any radicals. Use integers or fractions for any numbers in the expression.)
Find the exact value of cos 75° using the half-angle identity. Choose the exact value of cos 75° ОА. 12-15 V3 B Ос. √2-√3 ID. √2+√3 2 4 2 2
dont use online tools please Use a double angle formula to find the exact value of cos *** Graph the following equations: a. y = 4sin 2 (x + 1) b. y = 1 - cos x C. Y = 2 tanx + 1 d. y = 3csc x
5. Find the exact value using the Sum, Difference Product, Half-Angle, or Double-Angle formulas. Illustrate its quadrant(s), triangle(s), and each side in details. 22 pts 6) sin75° cos15° a) cos(sin-1} + tan-13)