Use the row reduction algorithm to transform the matrix into echelon form or reduced echelon form as indicated.Find the reduced echelon form of the given matrix. 
A. 
B. 
C. 
D. 
Answer: B
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Find the absolute extreme values of the function on the interval.f(x) = 3x4/3, -27 ? x ? 1
A. absolute maximum is 243 at x = -27 ; absolute minimum is 3 at x = 1 B. absolute maximum is 243 at x = -27 ; absolute minimum is 0 at x = 0 C. absolute maximum is 81 at x = -27 ; absolute minimum is 0 at x = 0 D. absolute maximum is 3 at x = 1 ; absolute minimum is 0 at x = 0
Provide an appropriate response.When the numerator is the same as the denominator, for example 
, the fraction is called a(n) 
fraction.
A. whole B. proper C. uncommon D. improper
Give the domain and range of the function.
A. Domain (-7, 7) ; Range {6} B. Domain (-?, ?) ; Range {6} C. Domain [-7, 7] ; Range {6} D. Domain {6} ; Range (-7, 7)
Determine whether the statement is true or false. If it is true, explain why it is true. If it is false, give an example to show why it is false.
The following problem is a linear programming problem.
