Indicate the quadrant in which the point belongs.(- , - )

A. I
B. IV
C. II
D. III

Answer: D

Mathematics

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Find an equation of a parabola satisfying the given conditions.Focus at (-4, 0), directrix x = 4

A. y² = 16x
B. 16y = x²
C. y = - x²
D. x = - y²

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Mathematics

Divide in the indicated base.3124 ÷ 24

A. 1214 B. 1134 C. 1234 D. 2234

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Write the expression in the standard form a + bi.(5 + 2i)(6 - 4i)

A. 38 + 8i B. -8i2 - 8i + 30 C. 38 - 8i D. 22 + 32i

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Mathematics

Find the vertex, focus, and directrix of the parabola. Graph the equation.x2 = -16y

A. vertex: (0, 0)
focus: (4, 0)
directrix: x = -4

B. vertex: (0, 0)
focus: (0, -4)
directrix: y = 4

C. vertex: (0, 0)
focus: (-4, 0)
directrix: x = 4

D. vertex: (0, 0)
focus: (0, 4)
directrix: y = -4

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Mathematics