Simplify. Write your answer in the form a + bi, where a and b are real numbers.(-6 - 6i) + (10 + 4i)
A. 10 + 2i
B. 4 + 2i
C. 4 - 2i
D. 10 - 2i
Answer: C
Mathematics
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The sum of three integers is 18. The third integer is four times the second, and the second integer is 6 more than the first. Find the integers.
A. -2, 4, 16 B. 2, 4, 16 C. 2, 6, -12 D. -2, 6, 16 E. -4, 2, 16
Mathematics
Sides in pair of figures are proportional. Find missing length(s).
A. x = 3, y = 4 B. x = 2, y = 4 C. x = 2, y = 3 D. x = 4, y = 6
Mathematics
Simplify the rational expression. If the expression is already in simplest form, state this as your answer.
A. 
B. 
C. 
D. 
Mathematics
Identify the intervals where the function is changing as requested.Decreasing
A. (-?, -2) B. (0, 3) C. (0, -2) D. (-?, 3)
Mathematics