Factor.15x3 + 9x2 + 20x + 12
A. (3x2 + 4)(5x + 3)
B. (3x2 - 4)(5x - 3)
C. 12x(5x2 + 3x + 8)
D. (5x2 - 4)(3x + 4)
Answer: A
Mathematics
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Decide whether the statement makes sense. Explain your reasoning.My district is shaped like a horseshoe.
What will be an ideal response?
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Use a graphing calculator to solve the system.4x + y = 16 x + 3y = -7
A. {(5, -4)} B. {(5, 4)} C. {(3, 4)} D. {(-5, -4)}
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Solve the equation.7.4 + x = 16.2
A. x = 8.3 B. x = 8.8 C. x = 23.1 D. x = 23.6
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Find the equation of the parabola with the given properties.Vertex: (-1, -3); vertical axis of symmetry; containing the point (-3, 17)
A. 
(y + 1) = (x + 3)2
B. 
(x + 1) = (y + 3)2
C. 
(y + 3) = (x + 1)2
D. 
(x + 3) = (y + 1)2
Mathematics