Solve the quadratic equation. x2 + 3x - 108 = 0
A. {-9, 12}
B. {-12, 9}
C. {-12, 1}
D. {12, 9}
Answer: B
Mathematics
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Solve the problem.If f(x) = 
and g(x) = 3x5, find g(f(x)).
A. 
B. 
C. 
D. 
Mathematics
Rewrite the trigonometric expression as an algebraic expression involving the variable u. Assume that 
and that the value of the "inner" inverse trigonometric expression represents an angle ? such that 
cos (tan-1 u)
A. 
B. 
C. u
D. 
Mathematics
Solve the equation using the quadratic formula. Simplify irrational solutions, if possible.x2 + 8x - 5 = 0
A. {-4 ± 2
}
B. {4 ± 
}
C. {-1 ± 
}
D. {-4 ± 
}
Mathematics
Solve the inequality.
- 3 < 0
A. 
? 
B. 
C. 
D. ?
Mathematics