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. $262
B. $622
C. $478
D. $406
Answer: C
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Insert < or > to make the statement true.-
___ -
A. -
> -
B. -
< -
Simplify the difference quotients 
and 
for the following function. Rationalize the numerator when necessary.f(x) = 5x + 3
A. 5; 5x - 5a B. 5x - 5h; 5x - 5a C. 5h; 5a D. 5; 5
Answer the question.Which order of differentiation will calculate fxy faster, x first or y first?f(x, y) = x2y + 
A. x first B. y first
Solve the problem using matrices.The table below shows the number of birds for three selected years after an endangered species protection program was started.
Use the quadratic function y = ax2 + bx + c to model the data. Solve the system of linear equations involving a, b, and c using matrices. Find the equation that models the data.
A. y = 8x2 - 21x + 25 B. y = 4x2 + 7x + 29 C. y = 5x2 + 14x + 24 D. y = 6x2 - 7x + 32