Find an equation of the line having the given slope and containing the given point. m = - 
, (4, 3)
A. y = - 
x + 
B. y = - 
x + 
C. y = - 
x - 
D. y = - 
x - 
Answer: A
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Find the quotient.
A. 12z9 - 3z2 - 5 + 
+ 
B. 4z3 - 3z2 - 5
C. 4z3 - 9z8 - 15z6 + 6z4 + 7z3
D. 4z3 - 3z2 - 5 + 
+ 
Solve.The average value of a certain type of automobile was $13,020 in 1995 and depreciated to $5400 in 1998. Let y be the average value of the automobile in the year x, where x = 0 represents 1995. Write a linear equation that relates the average value of the automobile, y, to the year x.
A. y = -2540x + 5400
B. y = -2540x + 13,020
C. y = -2540x - 2220
D. y = - 
x - 5400
Factor completely. If the polynomial cannot be factored, say it is prime.20x4 + 23x2 + 6
A. (5x2 - 2)(4x2 - 3) B. (4x2 + 3)(5x2 + 2) C. (20x2 + 3)(x2 + 2) D. (4x2 + 1)(5x2 + 6)
Add or subtract, if possible. Assume that all variables represent non-negative values and be sure to simplify your answer.6x
- 3
- 
A. 15x
- x2
B. 6x
- 3x2
- x4
C. 14x
D. 15x2
- x4