If the following is a polynomial function, then state its degree and leading coefficient. If it is not, then state this fact.f(x) = 18x6 - 9x5 - 5x4
A. Degree: 6; leading coefficient: 18
B. Degree: 4; leading coefficient: 18
C. Degree: 18; leading coefficient: 6
D. Not a polynomial function.
Answer: A
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Find two paths of approach from which one can conclude that the function has no limit as (x, y) approaches (0, 0).f(x, y) = 
What will be an ideal response?
Use properties of logarithms to condense the logarithmic expression. Write the expression as a single logarithm whose coefficient is 1. Where possible, evaluate logarithmic expressions.5logbq - logbr
A. logb(
)
B. logb
C. logbq5 ÷ logbr
D. logb(q5 - r)
Find equivalent expressions that have the LCD.
, 
A. 
, 
B. 
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C. 
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D. 
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Translate the problem to a system of equations, then solve using matrices.A basketball fieldhouse seats 15,000. Courtside seats sell for $8, endzone for $6, and balcony for $5. The total revenue from a sell-out is $86,000. If half the courtside and balcony seats and all the endzone seats are sold, the total revenue is $49,000. How many of each type are there?
A. 3000 courtside, 3000 endzone, 8,000 balcony B. 3200 courtside, 1800 endzone, 10,000 balcony C. 3000 courtside, 2000 endzone, 10,000 balcony D. 4000 courtside, 3000 endzone, 8000 balcony