Factor completely. If unfactorable, indicate that the polynomial is prime.z2 - 6z + 9
A. (z + 3)2
B. (z - 3)(z + 3)
C. (z - 3)2
D. (z - 6)(z + 6)
Answer: C
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Simplify the expression.-(-(-(-12)))
A. -1 B. 0 C. 12 D. -12
Solve the problem.The following graph indicates the hourly temperature in Riversbend, IL from 11 P.M. on March 6, 2008 to 7 A.M. on March 7, 2008. The function t(x) = -1.29x2 + 8.80x + 42.69 can be used to estimate the hourly temperature in Riversbend, where x is the number of hours after midnight. Use the graph to determine the hour that the temperature was a minimum.
A. 4 A.M. B. 11 P.M. C. 3 A.M. D. 7 A.M.
Provide an appropriate response.Factor by removing common factors after grouping: 3ax - 2x - 15a + 10
A. 5x(3a - 2) B. (3a - 2)(x - 5) C. (3a - 5)(x + 2) D. (3a - 2)(x + 5)
Solve the problem.A bag contains 5 apples and 3 oranges. If you select 4 pieces of fruit without looking, how many ways can you get 4 oranges?
A. 0 B. 8 C. 5 D. 15