Solve by transforming the augmented matrix into row echelon form.
A. no solution
B. (0, 2)
C. (-1, 3)
D. (0, 3)
Answer: B
Mathematics
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If r is a positive number and the point (x, y) is in the indicated quadrant, decide whether the given ratio is positive or negative.III, 
A. Negative B. Positive
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Solve the equation.-25.7 - x = 19.1
A. {6.6} B. {-44.8} C. {44.8} D. {-6.6}
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Factor completely.125p3 - 1
A. (5p - 1)(25p2 + 5p + 1) B. (5p + 1)(25p2 - 5p + 1) C. (5p - 1)(25p2 + 1) D. (125p - 1)(p2 + 5p + 1)
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