Introduce slack variables as necessary, and write the initial simplex tableau for the problem.Find x1 ? 0 and x2 ? 0 such that2x1 + x2 ? 183x1 + 5x2 ? 75and z = 4x1 + 2x2 is maximized. 
A. 
B. 
C. 
D. 
Answer: D
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Provide an appropriate response.Given the examples 
= x-3 = 
and 
= x-1y-2z4 = 
, develop a shortcut to skip the step involving negative exponents.
What will be an ideal response?
Provide an appropriate response.Write the quotient, using positive exponents: 
A. 1
B. a
C. a12
D. 
For the following pair of equations, predict whether they represent parallel lines, perpendicular lines, or lines that intersect but are not perpendicular.9.3x + 9.8y = 8.4 and 9.8x - 9.3y = 8.6
A. parallel lines B. lines that intersect but are not perpendicular C. perpendicular lines
Answer the question.What radius corresponds to an arc length of 17 ft and a central angle of 6.7 radians? Round to the nearest hundredth of a foot.
A. 0.39 ft B. 2.54 ft C. 11,390 ft D. 0.25 ft