Solve the problem.The length of a table is 9 inches more than its width. If the area of the table is  inches, what is its length?

A. 39 in.
B. 21 in.
C. 60 in.
D. 30 in.


Answer: A

Mathematics

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Find the vertex and axis of symmetry of the graph of the function.f(x) = 4x2 - 16x

A. (2, 0); x = 2 B. (-2, -16); x = -2 C. (-2, 0); x = -2 D. (2, -16); x = 2

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Solve the quadratic equation by completing the square.x2 - x +  = 0

A.
B.
C.
D.

Mathematics

The graph of a function is given. Determine whether the function is increasing, decreasing, or constant on the given interval.[-2, -1]

A. constant B. increasing C. decreasing

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Find the asymptotes of the hyperbola. -  = 1

A. y - 1 = ± (x + 4)
B. y + 4 = ± (x - 1)
C. y - 1 = ± (x + 4)
D. y + 4 = ± (x - 1)

Mathematics