Find all values of x in the interval [0°, 360°) that satisfy the equation. Round approximate answers to the nearest tenth of a degree.sin2x - 8 sin x - 4 = 0
A. {28.2°, 151.8°, 208.2°, 331.8°}
B. {208.2°, 331.8°}
C. No solution
D. {28.2°, 151.8°}
Answer: B
Mathematics
You might also like to view...
Solve the problem.The difference in the standardized values of Q3 and Q1 is about
A. 0.5. B. 3. C. 1.35. D. 0.675. E. 1.
Mathematics
Specify the center and radius of the circle.4x2 + 4y2 + 32x + 16y - 20 = 0
A. center: (-4, -2); radius: 5 B. center: (-2, -4); radius: 5 C. center: (2, 4); radius: 25 D. center: (4, 2); radius: 25
Mathematics
Use a reference angle to find the value. sin (-120°)
A. -
B.
C.
D.
Mathematics
Solve the problem.A cruise boat travels 96 miles downstream in 3 hours and returns upstream in 6 hours. Find the rate of the stream.
A. 32 mph B. 56 mph C. 24 mph D. 8 mph
Mathematics