Simplify.(10x - y)2

A. 100x2 - 20xy + y2
B. 100x2 + y2
C. 100x2 - 10xy + y2
D. 100x2 - 20xy - 2y2


Answer: A

Mathematics

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Write a fraction to represent the shaded portion of the figure.

A.
B.
C.
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Provide an appropriate response.Write the modified problem for the following linear programming problem (DO NOT SOLVE):Maximize P = 9x1 - 4x2 + x3subject to  4x1 - x2 + 2x3 ? 3 

A.

Maximize P = 9x1 - 4x2 + x3 - Ma1 - Ma2
subject to 
 
B.
Maximize P = 9x1 - 4x2 + x3 + Ma1+ Ma2
subject to 
 
C.
Maximize P = 9x1 - 4x2 + x3 + Ma1 + Ma2
subject to 
 
D.
Maximize P = 9x1 - 4x2 + x3 - Ma1 - Ma2
subject to 
 

Mathematics

Find an equivalent equation in polar coordinates.x2 + y2 - 4x = 0

A. r = 4 cos ? B. r cos2? = 4 sin ? C. r = 4 sin ? D. r sin2? = 4 cos ?

Mathematics

Express in terms of i. + 

A. 2 + 2i
B. (2 + 2)i
C. 2 + 2i
D. (2 - 2)i

Mathematics