Rationalize the numerator. Assume that all radicands represent positive real numbers.
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Determine the remainder using the remainder theorem.(2x5 - x4 + 3x2 - x + 5) ÷ (x - 1)
A. -8 B. 6 C. 8 D. -6
Mathematics
Find all cube roots of the complex number. Leave answers in trigonometric form.3 + 3i
A. 
cis 20°, 
cis 140°, 
cis 260°
B. 
cis 20°, 
cis 140°, 
cis 260°
C. 
cis 30°, 
cis 150°, 
cis 270°
D. 
cis 20°, 
cis 140°, 
cis 260°
Mathematics
Evaluate.22 + 92 - 23 + 22
A. 323 B. 120 C. 84 D. 21
Mathematics
Determine the value of the coefficient, c, so that the given system of equations is dependent.
A. 
B. 2
C. 7
D. -2
Mathematics