Factor completely using the grouping method to factor trinomials. If unfactorable, indicate that the polynomial is prime.6x2 - 26x - 20
A. (6x + 4)(x - 5)
B. 2(3x + 2)(x - 5)
C. 2(3x - 2)(x + 5)
D. prime
Answer: B
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Use the table to find the probability.The following table indicates the preference for different types of soft drinks by three age groups.
If a person is selected at random, find the probability that the person is over 40 and drinks cola.
A. 
B. 
C. 
D. None of the above is correct.
Divide to find the exact answer. Express the answer as a whole or mixed number when possible and simplify.1
÷ 
A. 7
B. 8
C. 6
D. 9
Use the distributive property to calculate the value mentally.
(49) + 
(-9)
A. 32
B. 128
C. 
D. 64
Use the given zero to completely factor P(x) into linear factors.Zero: 4i; P(x) = x5 + 9x4 + 17x3 + 153x2 + 16x + 144
A. (x - 9)(x - i)(x + i)(x - 4i)(x + 4i) B. (x + 9)(x - i)(x + i)(x - 4i)(x + 4i) C. (x - 9)(x - (1 - i))(x - (1 + i))(x - 4i)(x + 4i) D. (x + 9)(x - (1 - i))(x - (1 + i))(x - 4i)(x + 4i)