Find all rational zeros of f. Then (if necessary) use the depressed equation to find all roots of the equation f(x) = 0.f(x) = x3 - 5x2 + 4x + 6
A. {-3, 1 - 
, 1 + 
}
B. {3, -1 - 
, -1 + 
}
C. {-3, -1 - 
, -1 + 
}
D. {3, 1 - 
, 1 + 
}
Answer: D
Mathematics
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Simplify the expression. Assume that all variables are positive.
? 
A. 
a2
B. 
C. 
a2
D. 5a
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Identify the missing terms in the polynomial.7x3 - 7x2 + x + -6
A. None B. x4-term, x2-term, x-term C. x-term D. x4-term
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Solve.One pump can drain a pool in 9 minutes. When a second pump is also used, the pool only takes 6 minutes to drain. How long would it take the second pump to drain the pool if it were the only pump in use?
A. 3
min
B. 51 min
C. 
min
D. 18 min
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Factor.45 + 32x + 3x2
A. (x - 36)(x + 9) B. (x + 5)(x + 9) C. (3x + 5)(x + 9) D. (3x - 36)(x + 9)
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