Find all specified roots.Fifth roots of 1.
A. 1, cis 
, cis 
, cis 
, cis 
B. 1, cis 
, cis 
, cis 
, cis 
C. 1, cis 
, cis 
, cis 
,-1
D. -1, cis 
, cis 
, cis 
, cis 
Answer: A
Mathematics
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Solve the problem.Find the derivative of the function 
at the point 
in the direction in which the function decreases most rapidly.
A. - 
B. - 
C. - 
D. - 
Mathematics
Write an equation of the line through the given point with the given slope. Write the equation in slope-intercept form.(-8, 6); slope: -8
A. y = -8x - 59 B. y = 8x - 60 C. y = -8x - 66 D. y = -8x - 58
Mathematics
Simplify.
? 
A. -26 B. -25 C. -13 D. 28
Mathematics
Solve the system by the substitution method.y = (x + 5)2 + 12x - y + 10 = 0
A. {(-5, 0)} B. {(-4, 2)} C. {(-4, 2), (4, 18)} D. {(0, 10), (0, 26)}
Mathematics