Determine whether or not the function is one-to-one.f(x) = 7x2 - 1
A. Yes
B. No
Answer: B
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Solve the equation.ex - 6 = 
x + 5
A. 
B. 
C. 
D. 
Given functions f and g, perform the indicated operations.f(x) = 4x - 3,g(x) = 3x - 7Find fg.
A. 12x2 + 21 B. 7x2 - 37x - 10 C. 12x2 - 16x + 21 D. 12x2 - 37x + 21
Solve the problem.A college campus consists of eight buildings, each represented by a vertex on the graph below. The Board of Trustees is considering a plan to create a high-speed fiber optic network linking all the buildings. On the figure below, planning engineers have indicated the cost of various runs of cable in thousands of dollars. Use Kruskal's algorithm to design a network layout that will connect all the buildings at minimum cost. Also, compute the cost of your proposed layout.
What will be an ideal response?
Express as a product of prime factors.504
A. 24 ? 3 ? 7 B. 2 ? 34 ? 7 C. 23 ? 33 ? 7 D. 23 ? 32 ? 7