If possible, factor the polynomial completely. If a polynomial cannot be factored, state that it is prime.49a2 - 42a + 9

A. (7a + 3)2
B. (7a - 3)(7a + 3)
C. (7a - 3)2
D. (49a + 1)(a + 9)


Answer: C

Mathematics

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A. - 5 B. - 4 C. 3 D. - 6 E. 2

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Determine whether the relation is a function.{(-7, -3), (-7, 8), (2, -1), (5, -9), (9, 2)}

A. It is a function.  B. It is not a function.

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A. 11
B.  
C.  
D.  

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Solve the problem.Suppose that the accompanying table shows the velocity of a car every second for 8 seconds. Use the Trapezoidal Rule to approximate the distance traveled by the car in the 8 seconds. Round your answer to the nearest tenth if necessary.

A. 257.5 ft B. 169.5 ft C. 189 ft D. 339 ft

Mathematics