Solve the problem.Use determinants to find the area of the triangle with vertices (3, 6), (5, 1), and (1, 0).
A. 9.5
B. 11.0
C. 10.5
D. 10.0
Answer: B
Mathematics
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Solve the problem.A graph has twelve vertices-two vertices of degree 4, four vertices of degree 3, and six vertices of degree 2. The number of edges in the graph is
A. 16. B. 12. C. 14. D. 9. E. none of these
Mathematics
Solve the problem.Joan can mow a 10-acre field in 5 hours. How long would it take her to mow a 3.8-acre field?
A. 1.9 hr B. 4.9 hr C. 3.9 hr D. 0.4 hr
Mathematics
Graph the function.f(x) = 
x
A. 
B. 
C. 
D. 
Mathematics
Graph the function in a viewing window that shows all of its extrema and x-intercepts.f
= 
2
A. 
B. 
C. 
D. 
Mathematics