The profit P (in hundreds of dollars) that a company makes depends on the amount x (in hundreds of dollars) the company spends on advertising according to the model
?
?
What expenditure for advertising will yield a maximum profit?
?
A. 30
B. 0.5
C. 230
D. 15
E. 115
Answer: A
Mathematics
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Find the constant of proportionality for the stated conditions: z is directly proportional to t, and 
when 
.
Fill in the blank(s) with the appropriate word(s).
Mathematics
Use the Binomial Theorem to find the indicated coefficient or term.The 3rd term in the expansion of (2x + 4)3
A. 16 B. 96x C. 192x D. 48x2
Mathematics
Suppose a slot machine has three independent wheels as shown in the figure.
?
Find the probability P(3 plum). Round your answer to four decimal places if necessary.
?
?
A. 0 B. 0.05 C. 0.0045 D. 0.002 E. 0.01
Mathematics
Rewrite the standard form of the equation in slope-intercept form.-5x + 
y = 1
A. y = 
x - 
B. y = 
x - 
C. y = - 
x + 
D. y = 
x + 
Mathematics