Graph the polar equation.r = 4 cos ?
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Perform the indicated operation.
- 
A. - 
B. 
C. 
D. 
Mathematics
Solve the equation.4y - 9y + 2 = 6y - 8y
A. y = -2
B. y = 
C. y = 
D. y = - 
Mathematics
Find all the complex roots. Leave your answers in polar form with the argument in degrees.The complex fourth roots of -16
A.
| 16(cos 45° + i sin 45°), 16(cos 135° + i sin 135°), 16(cos 225° + i sin 225°), 16(cos 315° + i sin 315°) |
B. 2(cos 45° + i sin 45°), 2(cos 135° + i sin 135°), 2(cos 225° + i sin 225°), 16(cos 315° + i sin 315°)
C. 2(cos 90° + i sin 90°), 2(cos 180° + i sin 180°), 2(cos 270° + i sin 270°), 2(cos 360° + i sin 360°)
D.
(cos 45° + i sin 45°), 
(cos 135° + i sin 135°), 
(cos 225° + i sin 225°), 
(cos 315° + i sin 315°)
Mathematics
Simplify. Express answers with positive exponents only.(-5a-2b-4)3
A. - 
B. 
C. - 
D. 
Mathematics