Write the expression in spreadsheet notation. Let x be in cell A1.
?
?
A. 
B. ?
C. ?
D. ?
E. ?
Answer: A
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Find the domain and range and describe the level curves for the function f(x,y).f(x, y) = 
A. Domain: all points in the xy-plane; range: all real numbers; level curves: circles with centers at 
B. Domain: all points in the xy-plane satisfying x2 + y2 ? 9; range: real numbers 0 ? z ? 3; level curves: circles with centers at (0, 0) and radii r, 0 < r ? 3
C. Domain: all points in the xy-plane satisfying x2 + y2 = 9; range: real numbers 0 ? z ? 3; level curves: circles with centers at (0, 0) and radii r, 0 < r ? 3
D. Domain: all points in the xy-plane; range: real numbers 0 ? z ? 3; level curves: circles with centers at (0, 0) and radii r, 0 < r ? 3
Solve the initial value problem.
= 1; y "(0) = -4, y '(0) = 5, y(0) = 5
A. y = 
x3 - 2x2 + 5x + 5
B. y = 
x3 + 2x2 + 5
C. y = 
x3 - 2x2 + 5x + 5
D. y = 5
The island of Madagascar has large, undeveloped deposits of a rare mineral. A European mining company is interested in locating in Madagascar to extract this mineral. This is an example of an international strategy being motivated by
A. sourcing of resources and supplies. B. seeking to expand or develop new markets. C. competitive rivalry. D. leveraging core competencies and learning.
Multiply.8 ? (-5) ? 5 ? (-4) ? 5 ? (-7) ? (-8)
A. -6 B. 224,000 C. -224,000 D. -27,992