Write the complex number in rectangular form.8
A. 
+ 
i
B. 
+ 
i
C. 4 + 4
i
D. 4
+ 4i
Answer: D
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Solve the problem.A convention manager finds that she has $1130, made up of twenties and fifties. She has a total of 34 bills. How many fifty-dollar bills does the manager have?
A. 15 fifty-dollar bills B. 19 fifty-dollar bills C. 10 fifty-dollar bills D. 34 fifty-dollar bills
Factor by grouping.6x2 - 8x - 9x + 12
A. (6x + 3)(x + 4) B. (2x - 3)(3x - 4) C. (6x - 3)(x - 4) D. (2x + 3)(3x + 4)
Describe the mail-time situation that illustrates the computation, and state the answer.60 - 110
A. The mail carrier brings you a check for $60 and takes away a check for $110; 60 - 110 = -50 B. The mail carrier brings you a bill for $60 and takes away a check for $110; -60 - 110 = -170 C. The mail carrier brings you a bill for $60 and a check for $110; -60 + 110 = 50 D. The mail carrier brings you a check for $60 and a check for $110; 60 + 110 = 170
Find the domain of the function.f(x) = log6 (64 - x2)
A. -8 ? x ? 8 B. x < -8 and x > 8 C. -8 < x < 8 D. -64 < x < 64