Multiply and write the result in standard form.(4 + 7i)(3 + 6i)
A. 42i2 + 45i + 12
B. -30 - 45i
C. 54 - 3i
D. -30 + 45i
Answer: D
Mathematics
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A. {7.6} B. {-50} C. {7.9} D. {11}
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Graph the system of inequalities. Shade the region that represents the solution set.x2 + y2? 16x + y? -2
A. 
B. 
C. 
D. 
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Solve the polynomial equation.x3 - 9x2 + x - 9 = 0
A. x = 9, -i, i B. x = -9, -i, i C. x = -1, 1, 9 D. x = -9, 9, i
Mathematics
Evaluate the expression.
?
?
A. 
B. 
C. 
D. 
E. 
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