Write the inequality in interval notation.x > 4 or x < 4
A. (4)
B. (4,?)
C. (-?, 4) ? (4,?)
D. (-?,4)
Answer: C
Mathematics
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A. 2
B. 12
C. 6
D. 12
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Solve the problem. Round to the nearest cent.The list price of a keyboard is $667. If the series discount offered is 10/15/15, what is the net cost after trade discounts?
A. $400.20 B. $433.72 C. $233.28 D. $266.80
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Find the product.(x + 4)(-3x - 2)
A. -3x2 - 14x - 8 B. -3x2 - 16x - 8 C. -3x2 - 8x - 14 D. -3x2 - 14x - 14
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Evaluate the function.Find f
when f(x) = -5x2 - 6x - 7
A. 
B. - 
C. 2
D. - 2
Mathematics