Solve the absolute value equation.|7x + 9| = 2
A. 1, 
B. - 
, - 
C. ?
D. - 1, - 
Answer: D
Mathematics
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A. -1, 4 B. -1, - 4 C. -4, 0 D. 1, - 4
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Solve the equation.-2b = 22
A. {-24} B. {1} C. {24} D. {-11}
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Solve the quadratic inequality by any method. Write your answer in interval notation.x2 - 15x + 50 < 0
A. (-?, 10) B. (-5, 10) C. (0, 10) D. (5, 10)
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Solve the inequality by the test-point method. Write the solution in interval notation.x2 + 10x + 25 ? 0
A. (-?, -5] ? [-5, ?) B. {5} C. [5, ?) D. {-5}
Mathematics