Solve the compound inequality and graph the solution set on a number line. Except for the empty set, express the solution set in interval notation.4x < 12 and x + 4 > 5
A. ?
B. [1, 3]
C. (1, 3)
D. (-?, 1) ? (3, ?)
Answer: C
Mathematics
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Factor completely.x2 + 20x + 100
A. (x - 10)2 B. (x + 10)2 C. Prime D. (x + 10)(x - 10)
Mathematics
Solve the equation.
= 8
A. 
B. {8}
C. ?
D. {64}
Mathematics
Match the function with the graph that best describes the situation.The amount of rainfall as a function of time, if the rain fell more and more softly.
A. 
B. 
C. 
D. 
Mathematics
Factor completely. If the polynomial is prime, say so.3k3 - 24
A. 3(x + 2)(x2 - 2x + 4) B. 3(x - 2)(x2 + 4) C. (3x - 2)(x2 + 2 + 12) D. 3(x - 2)(x2 + 2x + 4)
Mathematics