Simplify the difference quotient 
, and evaluate as h approaches 0 to find the rate of change of f(x).f(x) = 
A. - 
B. 3x2
C. -3x2
D. 
Answer: A
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Express the vector as a product of its length and direction.
j - 2k
A. 
(j - k)
B. 
C. 
D. 
Raise the fraction to the indicated power.8 ? 102
A. 800 B. 8 C. 80,000 D. 80
Determine the possible number of positive real zeros and negative real zeros of the polynomial function using Descartes' rule of signs.f(x) = 4x3 - 9x2 + x + 2
A. 3 or 1 positive zeros, 1 negative zero B. 2 or 0 positive zeros, no negative zeros C. 2 or 0 positive zeros, 1 negative zero D. 3 or 1 positive zeros, 2 or 0 negative zeros
Use Gaussian elimination or Gauss-Jordan elimination to solve the problem.A basketball fieldhouse seats 15,000. Courtside seats sell for $8, end zone for $6, and balcony for 
Total for a sell-out is 
If half the courtside and balcony and all end zone seats are sold, ticket sales total 
. How many of each type of seat are there?
A. 3000 courtside 2000 end zone 10,000 balcony B. 3200 courtside 1800 end zone 10,000 balcony C. 4000 courtside 3000 end zone 8000 balcony D. Cannot be determined