Solve the inequality. Write the solution set in interval notation.(x + 6)(x + 1)(x - 9) < 0
A. (9, ?)
B. (-6, -1) ? (9, ?)
C. (-?, -6) ? (-1, 9)
D. (-?, -1)
Answer: C
Mathematics
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Multiply.
2
A. s2 - 
s + 
B. s2 - 8s + 16
C. s2 - 
s + 
D. s2 - 
s + 
Mathematics
Divide.
A. -25
B. 15
C. -15
D. - 
Mathematics
Write the linear system corresponding to the reduced augmented matrix.
A. x1 = -4, x2 = t + 6, x3 = t for any real number t B. No Solution C. x1 = 4, x2 = -t + 6, x3 = t for any real number t D. x1 = 4, x2 = t + 6, x3 = 0
Mathematics
The graph below is one complete cycle of the graph of an equation containing a trigonometric function. Find an equation to match the graph. If you are using a graphing calculator, graph your equation to verify that it is correct.
?
?
What will be an ideal response?
Mathematics