Factor completely. State that the polynomial is prime if it cannot be factored.169k2 - 9m2
A. (13k + 3m)(13k - 3m)
B. prime
C. (13k - 3m)2
D. (13k + 3m)2
Answer: A
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Solve the polynomial equation in the complex numbers. x4 + 5x3 - 2x2 - 18x - 12 = 0
A. {-1, 3, -3 + 
, -3 - 
}
B. {-1, -2, -3 + 
, -3 - 
}
C. {1, -2, -3 + 
, -3 - 
}
D. {-1, 2, -3 + 
, -3 - 
}
A die is rolled five times and the number of twos that come up is tallied. Find the probability of getting the indicated result.Two comes up two times.
A. .0021 B. .2155 C. .1161 D. .1608
Find the requested probability.A family has five children. The probability of having a girl is 1/2. What is the probability of having at least 3 boys?
A. 0.3125 B. 0.4688 C. 0.1563 D. 0.5000
Solve problems by subtracting whole numbers.Becky is trading her car in on a new car. The new car costs $27,025. Her car is worth $3998. How much more money does she need to buy the new car?
A. $23,028 B. $23,017 C. $22,927 D. $23,027