Solve the equation for the indicated variable. (Leave ± in your answer, when appropriate.)M = ?r2hd for r
A. r = 
B. r = ± 
C. r = 
D. r = 
Answer: D
Mathematics
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The number per day C of customers patronizing a restaurant ?t days after the grand opening is given by
.
?
There are two times when 600 customers per day patronize the restaurant. Find both times. Round your answers to the nearest whole number of days.
A. There are never 600 customers per day.
B. 
and 
C. 
and 
D. 
and 
Mathematics
Simplify. Your answer should be in lowest terms.9
+ 13
+ 
A. 22
B. 23
C. 23
D. 24
Mathematics
Plot the point and state the quadrant, if any, in which the point is located.(4, 6)
A. Quadrant I
B. Quadrant II
C. Quadrant IV
D. Quadrant I
Mathematics
Graph the equation.h(x) = -x2 + 8x - 16
A. 
B. 
C. 
D. 
Mathematics