Solve the system of equations by Gauss-Jordan elimination.
A. {(-1, -4, -2)}
B. {(-4, -2, -1)}
C. {(-1, -2, -4)}
D. ?
Answer: C
Mathematics
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Evaluate the double integral over the given region.
R = {(x, y): 0 ? x ? 1, 0 ? y ? 2}
A. 
B. 
C. - 
D. 
Mathematics
Provide an appropriate response.Divide: 40 cl ÷ 2 ml
A. 20 B. 200 C. 20 cl D. 200 cl E. none of the above
Mathematics
Solve the equation.20x = 54 Round to two decimal places.
A. 1.33 B. 0.75 C. 0.43 D. 1.99
Mathematics
Completely factor the polynomial or state that the polynomial is prime.125x3 + 1
A. (5x + 1)(25x2 + 5x + 1) B. (5x + 1)(25x2 - 5x - 1) C. (5x + 1)(25x2 - 5x + 1) D. (5x + 1)(25x2 + 1)
Mathematics