Solve the inequality algebraically. Express the solution in interval notation.
? 4
A. (-5, 7]
B. (-5, 23)
C. (-5, 23]
D. (-5, 7)
Answer: C
Mathematics
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Factor the four-term polynomial by grouping.2xy - 6x + 7y - 21
A. (2x + y)(7y - 3) B. (2x + 7y)(y - 3) C. (2x - 3)(y + 7) D. (2x + 7)(y - 3)
Mathematics
Write the standard equation for the circle.
A. (x - 2)2 + (y + 2)2 = 16 B. (x + 2)2 + (y - 2)2 = 4 C. (x - 2)2 + (y + 2)2 = 4 D. (x + 2)2 + (y - 2)2 = 16
Mathematics
Solve the inequality. Express your answer using interval notation.-19 ? -2x - 5 < -11
A. [3, 7)
B. [-7, -3)
C. (3, 7]
D. (-7, -3]
Mathematics
Write the partial fraction decomposition of the rational expression.
A. 
+ 
B. 
+ 
C. 
+ 
D. 
+ 
Mathematics