Use the graph of a quadratic function to find the solution set of the equation or inequality. For a solution set that involves an interval, use interval notation.-x2 - 1x - 4 ? 0

A. ?
B. x = 4
C. (-?, ?)
D. (-?, 4) ? (4, ?)


Answer: A

Mathematics

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A. ln 6
B.
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Multiply.(2x + 8y)(-5x - 7y + 1)

A. -10x2 - 54xy - 54y2 B. -10x2 - 54xy + 2x - 56y2 + 8y C. -10x2 - 14xy + 2x - 56y2 D. -10x2 - 40xy + 2x - 56y2 + 8y

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Provide an appropriate response.Stormy received a 5.4% pay increase. Her original hourly wage was $8.19. Her new hourly wage is $8.65.

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