Let 
denote sales when a dollars are spent on advertising. If 
is negative, what will be the effect on sales if advertising is increased?
?
A. Sales will increase.
B. Sales will decrease.
C. Sales will remain the same.
D. None of the above
Answer: B
Mathematics
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Find the value for the function.Find -f(x) when f(x) = |x| + 5.
A. |-x| + 5 B. -|x| - 5 C. -|x| + 5 D. |-x| - 5
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Write as a radical expression. Simplify if possible.- 2561/4
A. -
= -64
B. -
= -16
C. -
= -1024
D. -
= -4
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Use Simpson's Rule with n = 4 steps to estimate the integral.
A. 
B. 
C. 
D. 
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Use the product rule to multiply. Assume all variables represent positive real numbers.
? 
A. 
B. 11x4
C. 
D. x4
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