Write the partial fraction decomposition of the rational expression.
A. 
+ 
+ 
B. 
+ 
+ 
C. 
+ 
D. 
+ 
+ 
Answer: A
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Find decimal notation.
A. 0.4
B. 0.4
C. 0.
D. 0.
Write the equation of the axis of symmetry.f(x) = 2x2 - 4x - 3
A. x = 5 B. x = -1 C. x = 1 D. x = -5
Solve the system of equations using matrices. Use Gaussian elimination with back-substitution. x + y + z - w=6 2x - y + 3z + 4w=-4 4x + 2y - z - w=-13 -x - 2y + 4z + 3w=12
A. {(- 
, 
, 
, - 
)}
B. {(4, -3, -5, 2)}
C. {(
, - 
, - 
, 
)}
D. {(-4, 3, 5, -2)}
Solve the problem.Bruce is a retired carpenter who builds patio chairs and dog houses, which he sells at his local flea market. It takes him 4 hours to build a dog house and 3 hours to build a patio chair. Bruce can work no more than 35 hours per week, and he must produce more chairs than dog houses. Write a system of inequalities to describe this situation. Use D for the number of dog houses and P for the number of patio chairs produced in a week.
A. 
P ? 0
D ? 0
B. 
P ? 0
D ? 0
C. 
P ? 0
D ? 0
D. 
P ? 0
D ? 0