Solve the polynomial inequality. Express your solution on a number line using interval notation.(x + 1)(x - 1)(x - 5) > 0
A. (-?, -1) ? (1, 5)
B. (-?, 1)
C. (5, ?)
D. (-1, 1) ? (5, ?)
Answer: D
Mathematics
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Solve the problem.If 999! ? 4 × 102564, which of the following numbers most closely approximates 1000!?
A. 4 × 102564 + 1000 B. 4 × 102564 + 1 C. 4 × 102567 D. 4 × 102566 E. none of these
Mathematics
Multiply and simplify.
? 
A. - 
B. 
C. 
D. -12
Mathematics
Solve the equation using the quadratic formula.
= 
+ 
A. No real solution
B. 
C. -1, 
D. 
, 
Mathematics
Solve the problem.Find two functions defined by f(x) and g(x) with the following properties: 
A. f(x) = x2; g(x) = -x B. f(x) = 1; g(x) = -x C. f(x) = x; g(x) = -x2 D. No such functions exist.
Mathematics