Find all the complex roots. Write the answer in the indicated form.The complex fourth roots of -16 (rectangular form)
A. 2 + i, 2 - i, -2 + i, -2 - i
B. 
+ 
i, 
- 
i, - 
+ 
i, - 
- 
i
C. 1 + i, 1 - i, -1 + i, -1 - i
D. 8
+ 8
i, 8
- 8
i, -8
+ 8
i, -8
- 8
i
Answer: B
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Find the equation of the hyperbola satisfying the given conditions.Asymptotes y = 
x, y = - 
x; one vertex (7, 0)
A. 
- 
= 1
B. 
- 
= 7
C. 
- 
= 441
D. 
- 
= 1
Solve.The time t (in ps) required for N calculations by a certain computer design is 
Sketch the graph. t ps
N calculations
A.
t ps
N calculations
B.
t ps
N calculations
C.
t ps
N calculations
D.
t ps
N calculations
Find all points where the function is discontinuous.
A. x = -2, x = 0, x = 2 B. x = -2, x = 0 C. x = 2 D. x = 0, x = 2
For the given graphical representation of vector v, estimate a1 and a2 so that 
and calculate 
.
A. a1 = 5, a2 =4; 
= 3
B. a1 = 5, a2 = 4; 
= 6.4
C. a1 = -5, a2 = -4; 
= 3
D. a1 = -5, a2 = -4; 
= 6.4