Add. Write your answer in lowest terms.
+ 
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Perform the indicated operation. Simplify, if possible.
+ 
- 
A. 
B. 
C. 
D. 
Mathematics
Combine the complex numbers.(9 + 9i) - (-4 + i)
A. 5 + 10i B. 13 + 8i C. 13 - 8i D. -13 - 8i
Mathematics
Write the complex number in polar form. Express the argument ? in degrees, with 0 ? ? ? 360°.-4
+ 4i
A. 8(cos(-135°) + i sin(-135°)) B. 8(cos(-45°) + i sin(-45°)) C. 8(cos 135° + i sin 135°) D. 8(cos 45° + i sin 45°)
Mathematics
Use Newton's method to find the given root to the nearest thousandth.
A. 2.161 B. 2.157 C. 2.154 D. 2.151
Mathematics