Find all solutions of the equation in the complex number system.(x + 9)2 = -3
A. {-9 + i
, -9 - i
}
B. {-6, 12}
C. {-9 - 
}
D. {-9 + 
, -9 - 
}
Answer: A
Mathematics
You might also like to view...
Find all points where the function is discontinuous.
A. None B. x = 6 C. x = -2 D. x = -2, x = 6
Mathematics
Perform the indicated operation and express with the proper accuracy and precision. The first number given is approximate and the second number is exact. (Use calculator if needed).9.37 ÷ 6281
A. 0.00149 B. 0 C. 0.0 D. 0.0014918
Mathematics
Use the distributive property to write an equivalent expression.
A. -4k + 
B. 4k + 
C. 2k + 
D. 4k + 
Mathematics
Add or subtract as indicated.5 + (-13)
A. -18 B. 18 C. -8 D. 8
Mathematics