Find all the complex roots. leave your answers in polar form with the argument in radians.cube roots of -8i
A. 512
, 512
, 512
B. 8
, 8
, 8
C. 2
, 2
, 2
D. 2
, 2
, 2
Answer: C
Mathematics
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Graph the function.y = x2 - 4
A. 
B. 
C. 
D. 
Mathematics
Simplify.
? 
A. 17,639
B. 
C. 
D. 17,638
Mathematics
Solve the equation by completing the square.x2 - 8x - 7 = 0
A. {8 - 
, 8 + 
}
B. {4 - 
, 4 + 
}
C. {-4 - 
, -4 + 
}
D. {4 - 
, 4 + 
}
Mathematics
Factor completely. If the polynomial is prime, say so.x4 - 81
A. (x2 + 9)(x + 3)(x - 3) B. Prime C. (x2 - 9)(x + 3)(x - 3) D. (x + 3)2(x - 3)2
Mathematics