Find the focus and directrix of the parabola with the given equation.x2 = 32y
A. Focus: (0, -8), directrix: y = 8
B. Focus: (-8, 0), directrix: x = 8
C. Focus: (8, 0), directrix: x = -8
D. Focus: (0, 8), directrix: y = -8
Answer: D
Mathematics
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Simplify and then solve.
= 3 + 20 ÷ 4
A. x = -8 B. x = 12 C. x = 92 D. x = 32
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Write the phrase as a mathematical expression. Use x as the variable.-6 added to a number
A. -(x + 6) or -(6 + x) B. x - 6 C. 6 - x D. -6 + x or x + (-6)
Mathematics
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and 
.
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Mathematics