Solve the equation for solutions in the interval [0°, 360°). Round to the nearest degree.sin 2? + sin ? = 0
A. {105°, 165°, 285°, 345°}
B. {30°, 90°, 150°, 270°}
C. {15°, 165°, 195°, 345°}
D. {0°, 120°, 180°, 240°}
Answer: D
Mathematics
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(y + 3)2 =
a. y2 + 3y + 3 b. y2 + 6y + 9 c. y2 + 3y + 9 d. 2y2 + 5y + 6 e. 2y2 + 6y + 9
Mathematics
The graph of a piecewise-defined function is given. Write a definition for the function. 
A. 
B. 
C. 
D. 
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Solve the system of equations by the substitution method.
A. (1, 9) B. (2, 8) C. (-2, 9) D. no solution
Mathematics
Find.tan 
A. 
B. 
C. 
D. 
Mathematics