Match the system of inequalities with a graph.x - y < 4,x + y < 7
A. 
B. 
C. 
D. 
Answer: B
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Identify the type of surface represented by the given equation.
+ 
+ 
= 1
A. Sphere B. Ellipsoid C. Paraboloid D. Elliptical cone
Find the perimeter of the figure.Parallelogram
A. 5.2 m B. 3.9 m C. 6.5 m D. 7.8 m
Solve the problem.The cost of tuition at a community college is given by C(x) = 490 + 54x, where x is the number of credit hours. Interpret the slope of this function as a rate of change.
A. The tuition at the community college increases by $54 for each additional credit hour. B. The tuition at the community college increases by $490 for each additional 54 credit hours. C. The tuition at the community college increases by $490 for each additional credit hour. D. The number of credit hours increases by 54 for each increase of $490 in tuition.
If possible, find the matrix product.Given A = 
, find A2.
A.
A2 = 
B.
A2 = 
C.
A2 = 
D.
A2 = 