Write the expression in the standard form a + bi.
A. -1 + 3i
B. 1 - 3i
C. 1 + 10i
D. 1 + 3i
Answer: D
Mathematics
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Simplify.
- 
A. 
B. 
C. 
D. 
Mathematics
Solve by using the addition and multiplication properties of inequalities.28x + 24 > 4(6x + 3)
A. x ? -3 B. x > -3 C. x ? -3 D. x < -3
Mathematics
Solve the equation by completing the square.2x2 + 16x + 18 = 0
A. {-4 - 
, -4 + 
}
B. {4 - 
, 4 + 
}
C. {-4 + 
}
D. {-4 - i
, -4 + i
}
Mathematics
Find the slope of the line passing through the pair of points or state that the slope is undefined.(-2, 6) and (-2, -4)
A. - 
B. undefined
C. 0
D. - 
Mathematics