Determine whether or not the function is linear. If it is, determine the slope and interpret it.The cost of tuition at a community college is given by C(x) = 467 + 69x, where x is the number of credit hours.
A. Linear; 69; The cost of tuition decreases $69 for each additional credit hour.
B. Not linear
C. Linear; 467; The cost of tuition increases $467 for each additional credit hour.
D. Linear; 69; The cost of tuition increases $69 for each additional credit hour.
Answer: D
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Use Gaussian elimination to find the complete solution to the system of equations, or state that none exists.4x - y + 3z=12x + 4y + 6z=-325x + 3y + 9z=20
A. {(2, -7, -1)} B. {(8, -7, -2)} C. ? D. {(-8, -7, 9)}
Find the area of the specified region.Inside the circle r = a sin? and outside the cardioid r = a(1 - sin ?), a > 0
A. 
(6 - ?)
B. 
(4? - 3
)
C. 
(3
- ?)
D. 
(2? - 3
)
Refer to the figure. 
Write the bearings of the points H and I.
A. H: N 20° W I: N 62° W B. H: N 80° W I: N 62° W C. H: N 20° W I: N 28° W D. H: N 80° W I: N 28° W
Find the probability of the event.If two 6-sided dice are rolled, what is the probability that the sum is 3?
A. 
B. 
C. 
D. 2