Identify the equation without completing the square.3x2 - 4y2 + 3x + 4y + 4 = 0
A. parabola
B. hyperbola
C. ellipse
D. not a conic
Answer: B
Mathematics
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Find the derivative.y = cos (2x2 + 5)
A. sin (2x2 + 5) B. 4x sin (2x2 + 5) C. -4 sin 2x2 D. -4x sin (2x2 + 5)
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Solve the equation.5x = 625
A. {5} B. {125} C. {4} D. {3}
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Solve the equation. Express radicals in simplest form.0.1x2 - 0.2x = 0.10
A. {1 + 
}
B. {2 - 
}
C. {1 ± 
}
D. {2 ± 
}
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Let f(x) = 8x2 - 5x and g(x) = 7x + 9.Find the composite.g[f(4)]
A. 148 B. 765 C. 37 D. 2983
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