Evaluate the expression.1 + (-25) + (-15)

A. 11
B. 41
C. -9
D. -39


Answer: D

Mathematics

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Find the focus and the directrix of the parabola.-2y2 - 12y - 14 - x = 0

A. Focus: ; directrix: x = 
B. Focus: (-7, 4); directrix: x = -9
C. Focus: ; directrix: y = 
D. Focus: ; directrix: x = 

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Find the domain of the composite function (f ? g)(x). Write the domain in interval notation.f(x) = , g(x) = 

A. (-?, -10) ? (-10, -9) ? (-9, 0) ? (0, ?) B. (-?, -10) ? (-10, 0) ? (0, ?) C. (-?, -9) ? (-9, 0) ? (0, ?) D. (-?, ?)

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Managements does not need to consider economies of scale in operations when constructing pro forma financial statements because economies of scale do not directly affect financial statements.

Answer the following statement true (T) or false (F)

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Determine the values of x for which f(x) and g(x) are inverse functions.f(x) = x2 - 13, g(x) = -

A. x ? 13 B. x ? 0 C. x ? 13 D. x ? 0

Mathematics