Find the equation in standard form of the parabola described.The focus has coordinates (-23, 0), and the equation of the directrix is x = 23.
A. y2 = -23x
B. y2 = -92x
C. y2 = 92x
D. x2 = -92y
Answer: B
Mathematics
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A. 0 B. 36z C. 1 D. -1
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Find all real and imaginary solutions.-2x3 - 4x2 + 2x + 4 = 0
A. {1, -2} B. {1, -1, 2} C. {-1, 2} D. {-1, 1, -2}
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Translate the phrase to mathematical language and simplify.The difference between -12 and -20
A. -12 - (-20); 8 B. -12 - (-20); 32 C. -20 + (-12); -32 D. -12 + (-20); -32
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