Find A-1, if it exists.A = 
A. 
B. 
C. 
D. 
Answer: A
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Solve the problem.Sarah Katerinov is a high school student in Chicago. She will be going to college next year and is planning to visit the following campuses: University of Wisconsin at Madison, Harvard, and Ohio State University. How many different ways can she visit each of these schools and return to her starting point in Chicago?
A. 12 B. 6 C. 24 D. 5
Factor completely. If the polynomial is prime, say so.-2x2 + 28x - 98
A. -2(x - 7)2 B. 2(x + 7)2 C. Prime D. 2(x - 7)2
Add or subtract as indicated. Express the answer as a single polynomial in standard form.(13x2 + 4x - 2) + (8x + 2)
A. 25x3 B. 13x2 + 4x + 4 C. 13x2 + 12x - 4 D. 13x2 + 12x
The graph of two equations along with the points of intersection are given. Substitute the points of intersection into the systems of equations. Are the points of intersection solutions to the system of equations (Y/N)?
A. Yes B. No