Use DeMoivre's Theorem to find the indicated power of the complex number. Write the answer in rectangular form.
4
A. 
+ 
i
B. 
+ 
i
C. 
+ 
i
D. 81i
Answer: C
Mathematics
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Find the distance between the pair of points.(7, -6) and (5, -2)
A. 12
B. 12
C. 2
D. 6
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Find the vertex and axis of symmetry of the graph of the function.f(x) = -4x2 + 8x
A. (-1, 0); x = -1 B. (1, 4); x = 1 C. (1, 0); x = 1 D. (-1, 4); x = -1
Mathematics
Use long division to evaluate the integral. 
The choices are rounded to 3 decimal places. a. -3.544 b. 6.456 c. 1.456 d. -8.544 e. 11.456
Mathematics
Find the slope of the line passing through the pair of points.
?
?
A. m = 19 B. m = 1 C. m = 2 D. m = -1 E. none of these
Mathematics