Factor the trinomial, or state that the trinomial is prime.x2 + 3x - 28

A. (x - 7)(x + 1)
B. (x + 7)(x - 4)
C. prime
D. (x - 7)(x + 4)

Answer: B

Mathematics

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Provide an appropriate response.Perform the division and simplify:  

A. x
B. x
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Find an equation of the parabola described.Focus at (11, 0); directrix the line x = -11

A. y2 = 44x B. y2 = 11x C. y2 = -44x D. x2 = 44y

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Write in exponential form.log12 1 = 0

A. 112 = 0 B. 120 = 1 C. 012 = 1 D. 121  = 0

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Solve the system of equations.  x + y + z = 7 x - y + 2z = 7 5x + y + z = 11

A. {(1, 4, 2)} B. {(1, 2, 4)} C. {(4, 2, 1)} D. {(4, 1, 2)}

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