Solve the problem.The owner of a video store has determined that the cost C, in dollars, of operating the store is approximately given by 
where x is the number of videos rented daily. Find the lowest cost to the nearest dollar.
A. $471
B. $302
C. $725
D. $556
Answer: D
Mathematics
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Simplify the ratio.4 to 22
A. 
B. 
C. 
D. 
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Write the expression in the standard form a + bi.i10
A. -i B. i C. 1 D. -1
Mathematics
Find the zeros of f(x), given that one zero is k.f(x) = 9x4 - 6x3 - 65x2 + 54x - 144
k = -3
A. ±3, 
± 
i
B. ±3, 1 ± 
C. -3, 
± 
i
D. -3, -1 ± 
Mathematics
Add or subtract as indicated.(6a + 6) + (5a + 9)
A. 11a + 15 B. 30a2 + 54 C. 11a - 15 D. 11a2 + 15
Mathematics