Find the domain of the rational function.f(x) = 

A. {x|x ? -4, 4, -7}
B. {x|x ? 0, -16}
C. {x|x ? -4, 4}
D. all real numbers


Answer: B

Mathematics

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A. 16 mi/hr B. 23 mi/hr C. 20 mi/hr D. 17 mi/hr

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Graph the inequality.y < x

A.

B.

C.

D.

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Find the vertex.f(x) = -x2 + 16x - 71

A. (-8, -7) B. (7, -8) C. (8, -7) D. (8, 7)

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Use an ordered pair to identify each point on the given coordinate plane. State the quadrant or axis where each point lies.

A. A(3, 0) on the x-axis; B(1, -4) in Quadrant IV B. A(-3, 0) on the y-axis; B(-1, -4) in Quadrant III C. A(-3, 3) in Quadrant II; B(1, -4) in Quadrant IV D. A(-3, 0) on the x-axis; B(1, -4) in Quadrant IV

Mathematics