Divide.
A. +
i
B. i
C. +
i
D.
Answer: A
Mathematics
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Use a formula for Sn to evaluate the series.
A. -
B. -36
C. -12
D. -
Mathematics
Solve the inequality. Express your answer using interval notation. Graph the solution set.|x + 2| ? 0
A. (-?, 2) ? (2, ?)
B. (-?, -2) ? (-2, ?)
C. -2
D. (-?, ?)
Mathematics
Compare the strengths of earthquakes with magnitudes 2 and 3. ? One earthquake is __________ times stronger than the other.
Fill in the blank(s) with the appropriate word(s).
Mathematics
Tell whether the relation is a function.{(-6, 9), (-1, -4), (4, -8), (4, -3)}
A. Function B. Not a function
Mathematics