Multiply and simplify.
? 
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Integrate the given expression.
dx
A. 6(11 + 4x3)5/4 + C
B. - 4(11 + 4x3)-3/4 + C
C. 
(11 + 4x3)5/4 + C
D. 
(11 + 4x3)5/4 + C
Mathematics
Multiply or divide as indicated. Write the answer in lowest terms.
? 
A. 
B. 2
C. 
D. 1
Mathematics
Solve the system of equations using Gaussian elimination or Gauss-Jordan elimination.5w + 5x - 5y - 5z = -4-w - 5x - 5y - z = -22w + 3x + 3y + 2z = -52w + 4x + 4y + 2z = 6
A. (-z, z, -z, z)
B. 
C. 
D. No solution
Mathematics
Determine whether the two pairs of numbers are proportional.140, 12 and 190, 21
A. No B. Yes
Mathematics