Solve the equation by the method of your choice. Simplify irrational solutions, if possible.x2 + 18x + 66 = 0
A. {-18 ± 
}
B. {-9 ± 
}
C. {9 ± 
}
D. {9 ± 
}
Answer: B
Mathematics
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Using Green's Theorem, calculate the area of the indicated region.The astroid r(t) = (7 cos 3t)i + (7 sin3 t)j, 0 ? t ? 2?
A. 2?
B. 
?
C. 
?
D. 
?
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Use a graphing calculator to solve the equation.2log4 + log x = 7
A. 1,439,115.6831 B. 625,000.0000 C. 1.60 × 108 D. 1,250,000.0000
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Write the first four terms of the sequence.an = 
A. 
, 
, 
, 
B. 1, 
, 
, 
C. 
, 
, 
, 
D. 
, 
, 
, 
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Solve.
of Mary's earned income is deducted from her paycheck for withholdings. 
of the withholdings are for taxes. What fraction of Mary's earned income is deducted for taxes?
A. 
B. 
C. 
D. 
Mathematics