Solve the problem.The area of a rectangle is 20m2 - 18m - 18. Find the length if the width is 4m - 6.
A. 20m - 3
B. 5m + 3
C. 20m + 3
D. 5m - 3
Answer: B
Mathematics
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Give an appropriate answer.Using the following graph, find an Euler circuit that begins and ends with vertex A.
A. No Euler circuit exists. B. A ? D ?B ? A ? C ? E ? D ? C ? A C. A ? B ? D ? C ? E ? D ? A D. A ? B ? D ? E ? C ? A
Mathematics
Use the order of operations to simplify the expression.
? 
A. - 
B. 
C. 
D. 
Mathematics
Find the vertex and axis of symmetry of the parabola.y = -2x2 - 8x - 4
A. (-2, 4); x = -2 B. (-2, -4); x = -2 C. (2, 4); x = 2 D. (0, -4); x = 0
Mathematics
Graph the system of inequalities.
A. 
B. 
C. 
D. 
Mathematics