3. Find exact solutions on the interval [0,21). 6cos2x + 7 sin x - 8 = 0
In Exercises 18-21, solve each trigonometric equation on the interval for [0,21). Use exact values for at angular solutions, expressed in radians (SHOW ALL WORR) 18. 4 tan x - 3 = 3 tan x - 4 19. 4 sinº x = 1 20. 2 sinx -3 sin x - 2 = 0 21. 2 sin? + + cos x = 1
Find the exact solutions in [0,2). (1-sin(x))^2=3cos^2(x 10. Find the exact solutions in [0,27). (1 – sin(x))' = 3 cos?(x)
8. Find all exact solutions in the interval (0, 2) of the equation: (Select all correct answer.) 2 sin(x) + 3 cos(x) - 3 = 0
and << find the exact value of 4. If cos=- 4 a. sin e 6, tan 8 5. Prove the following identity. (sinx+cos x) =1+sin 2x 6. Ifcos(x)=5, and xc IV, find the exact value of each of the following. a.sin(2x) b.cos NI
Find all solutions of the equation in the interval (0,2). cos 5x cos x+ sin 5x sinx=0 Write your answer in radians in terms of it. If there is more than one solution, separate them with commas. 8 000
Solve the equation on the interval [0,21). sin (20) = -1 What are the solutions to sin - in the interval [0,21)? Select the correct choice and fill in any answer boxes in your choice below. O A. 0= (Simplify your answer. Type an exact answer, using a as needed. Type your answer in radians. Use integers or fractions for any numbers in the expression. Use a comma to separate answers as needed.) OB. There is no solution.
Find the exact radian solutions for all which are solutions of the equation. V3+ 2 sin 20 = 0 (4) - Use the quadratic formula to solve for the solutions of the equation in the interval [0°, 360°). Approximate the solutions to the nearest 0.1°. 5sin? x + 2 sin x – 1 = 0
Question 1: Question 2: Find all solutions to the following equation: 0-1 6 sin 8 sin Select the correct choice below and, if necessary, il in the answer box to complete your choice. (Type your answer(s) in terms of n. Use a comma to separate answers as needed.) O B. There is no solution. Solve the equation on the interval [0,2x) cos (20) What are the solutions to cos (20)-2 in the interval 10,2x? Select the correct choice and fillin...
QUESTION 17 Find the integral. - sin x cos xdx - sinox +C 6 - sinx 5 + sin 5x 5 +C sinx -C