Find the vertex and focus of the parabola from the equation 
and select its graph.
a. Vertex: (0, 0)
Focus: 
b. Vertex: 
Focus: (0, 0)
c. Vertex: (0, 0)
Focus: 
d. Vertex: (0,0)
Focus:
a. Vertex: (0, 0)
Focus:
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Graph the solution set of the system of inequalities or indicate that the system has no solution.y > 1x ? -1
A. 
B. 
C. 
D. 
Determine the most appropriate metric unit to go in the blank. Choose from L, ml, kg, g, and mg.The capacity of the car's gas tank is 66 
.
A. g B. mL C. kg D. L E. mg
Find the exact value of the expression.tan-1 (1)
A. 
B. 
C. 
D. 
Solve the problem by writing and solving a suitable system of equations.Mike, Joe, and Bill are painting a fence. The painting can be finished if Mike and Joe work together for 4 hours and Bill works alone for 2 hours or if Mike and Joe work together for 2 hours and Bill works alone for 5 hours, or if Mike works alone for 6 hours, Joe works alone for 2 hours, and Bill works alone for 1 hour. How much time does it take for each man working alone to complete the painting?
A. Mike 12 hr, Joe 10 hr, Bill 10 hr B. Mike 8 hr, Joe 16 hr, Bill 8 hr C. Mike 8 hr, Joe 8 hr, Bill 16 hr D. Mike 16 hr, Joe 8 hr, Bill 8 hr