Solve and check. + 5 = 

A. x = 6
B. x = 0
C. x = -6
D. There is no solution.


Answer: D

Mathematics

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Find the vertex, focus, and directrix of the parabola.y2 = 16x

A. vertex: (0, 0)
focus: (4, 0)
directrix: x = -4

B. vertex: (0, 0)
focus: (0, 4)
directrix: y = -4

C. vertex: (0, 0)
focus: (-4, 0)
directrix: x = 4

D. vertex: (0, 0)
focus: (0, 4)
directrix: y = -4

Mathematics

Graph the feasible set of the system of linear inequalities. Shade the region which consists of points that do not belong to the feasible set.

What will be an ideal response?

Mathematics

Graph a parabola having the stated characteristics.Vertex (-2, -4) and x-intercepts (-4, 0) and (0, 0)

A.

B.

C.

D.

Mathematics

Express as a single logarithm and, if possible, simplify.ln 8 - ln 2

A. ln(6)
B. ln 
C. ln 
D. ln(4)

Mathematics