Solve the equation by completing the square.x2 + 18x = -62
A. {-18 + 
}
B. {9 + 
}
C. {-9 - 
, -9 + 
}
D. {9 - 
, 9 + 
}
Answer: C
Mathematics
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Add or subtract as indicated.8.685 - 7.708
A. 15.393 B. 16.393 C. 0.977 D. 1.077
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Solve the problem.The Family Arts Center charges $20 for adults, $15 for senior citizens, and $10 for children under 12 for their live performances on Sunday afternoon. This past Sunday, the paid revenue was 
for 685 tickets sold. There were 45 more children than adults. How many children attended?
A. 246 children B. 211 children C. 218 children D. 365 children
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The graph of f is shown. Graph f, f' and f'' on the same set of coordinate axes.
?
?
A. ?
B. ?
C. ?
?
D. ?
E. none of the above
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