Simplify to the form a + bi.i5 + i7
A. -2
B. 2i
C. 2
D. 0
Answer: D
Mathematics
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Find the extreme values of the function and where they occur.y = x3 - 3x2 + 6x - 8
A. The minimum is 4 at x = -1. B. The maximum is 4 at x = 1. C. The maximum is 4 at x = 2. D. None
Mathematics
Find the midpoint of the line segment joining the given points.
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Mathematics
Graph the inequality.y2 - 16 ? -4x2
A. 
B. 
C. 
D. 
Mathematics
Perform the operation and write the result in the standard form.(6 + 3i)2
A. 27 - 36i B. 45 + 36i C. 45 - 36i D. 27 + 36i
Mathematics