Find the indicated matrix.Let A =  and B = . Find A - B.

A.
B.
C.
D.


Answer: D

Mathematics

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Change the Cartesian integral to an equivalent polar integral, and then evaluate.

A.
B.
C.
D.

Mathematics

Perform the arithmetic operations and simplify.-  ?  ? 

A.
B. - 
C. - 
D.

Mathematics

Rewrite the system of inequalities, adding slack variables or subtracting surplus variables as needed.15x1 + 3x2 ? 5312x1 + 6x2 ? 65

A. 15x1 + 3x2 + s1 = 53 12x1 + 6x2 + s2 = 65 B. 15x1 + 3x2 + s1 = 65 12x1 + 6x2 - s2 = 53 C. 15x1 + 3x2 - s1 = 53 12x1 + 6x2 + s2 = 65 D. 15x1 + 3x2 + s1 = 53 12x1 + 6x2 - s2 = 65

Mathematics

Complete the square to write the equation in the form  +  = 1 or   +  = 1.16x2 + 36y2 + 96x - 144y - 288 = 0

A.  +  = 1
B.  +  = 1
C.  +  = 1
D.  +  = 1

Mathematics