Find all the complex solutions of the equation.x2 - i = 0
A. -i, i
B. 
+ 
i, - 
- 
i
C. 
- 
i, - 
+ 
i
D. -1, 1
Answer: B
Mathematics
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Determine whether the argument is valid or invalid.If I hear that poem, it reminds me of my mother. If I get sentimental, then it does not remind me of my mother. I get sentimental. Therefore, I don't hear that poem.
A. Invalid B. Valid
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Write the exponential equation as an equation involving a common logarithm or a natural logarithm.e3 = K
A. ln K = 3 B. ln 3 = K C. ln eK = 3 D. ln = 3K
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Subtract.8x4?+ 7x3?+ 5
A. 7x4 + 12x3 + x2 - 3x B. 7x4 + 12x3 - x2 + 8x + 5 C. 7x4 + 12x3 + x2 - 8x + 5 D. 7x4 + 2x3 - x2 - 8x + 5
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Use a vertical shift to graph the function.y = sin x - 2 
A. 
B. 
C. 
D. 
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