Find the rectangular form for the indicated power of the complex number.z5; z = 2 - 2i
A. -128 + 128i
B. -64 + 64i
C. -64
+ 64
i
D. - 
+ 
i
Answer: A
Mathematics
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If r(t) = 3i+5t cos ?tj+2 sin ?tk, evaluate  Figure 3.png)
r(t)dt.
What will be an ideal response?
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Solve the rational inequality.
+ 
? - 
A. (-?, -2 ] ? [ 1, 2) B. (-?, -4 ] ? (-2, 1] ? (2, ?) C. [-4, -2) ? [1, 2) D. [-4, -2) ? (-2, 1]
Mathematics
Simplify.
A. -16 B. -38 C. 19 D. -21
Mathematics