Solve the equation for solutions in the interval [0°, 360°). Round to the nearest degree.cos 2? = 
A. {0°, 120°, 180°, 240°}
B. {105°, 165°, 285°, 345°}
C. {15°, 165°, 195°, 345°}
D. {30°, 90°, 150°, 270°}
Answer: C
Mathematics
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Factor the expression.x2 + 15x
A. x(x2 + 15) B. x2(1 + 15x) C. x(x + 15) D. No common factor
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Provide the requested response.Choose the correct viewing rectangle to match the settings: 
by 
A. 
B. 
C. 
D. 
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Convert the rectangular coordinates of the point to polar coordinates (r, ?) with r > 0 and 0 ? ? < 2?.(-4, -4
)
A. 
B. 
C. 
D. 
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Find all the zeros of the polynomial function.P(x) = 2x4 + 17x3 + 59x2 + 83x + 39
A. -1, + 
, -2 + 3i, -2 - 3i
B. -1, - 
, -3 + 2i, -3 - 2i
C. 1, + 
, -2 + 3i, -2 - 3i
D. 1, - 
, -3 + 2i, -3 - 2i
Mathematics