Solve the problem.Evaluate 
at (u,v) = (3, 2) for the function w(x, y) = xy - y2; x = u - v, y = uv.
A. 7
B. -16
C. 1
D. 5
Answer: B
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Multiply or divide as indicated. Write the answer in lowest terms.
÷ 
A. 
B. 
C. 
D. 
Solve the problem.The ending balance from Randy's check register is $1198.02. Find the current balance in Randy's checking account using the information given below.
A. -$2853.92 B. -$2837.92 C. $1182.02 D. $1196.52
Determine the constant that should be added to the binomial so that it becomes a perfect square trinomial. Then write and factor the trinomial.x2 + 6x
A. 6; x2 + 6x + 6 = (x + 36)2 B. 36; x2 + 6x + 36 = (x + 6)2 C. 9; x2 + 6x + 9 = (x + 3)2 D. 3; x2 + 6x + 3 = (x + 9)2
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. 