Use factoring to solve the quadratic equation.x2 = 4x - 4
A. {
}
B. {-2, 2]
C. {-2}
D. {2}
Answer: D
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The following double bar graph represents the number of students enrolled in the Welding and Machine Technology programs at a community college. Use the chart to answer the following question(s).
Which year saw 75 students in the Machine Tech program and 70 students in the Welding program?
A. 2003-2004 B. 2005-2006 C. 2002-2003 D. 2004-2005
Provide an appropriate response.Suppose that A and B are both matrices of dimension r × s. Under what condition(s) can both the product AB and the product BA be found?
A. If r = s (Both matrices are square.) B. If r > 1 C. If r = 1 D. There are no conditions under which both products can be found.
Find the optimum strategies for player A and player B in the game. 
A. A: 1: 2/3, 2: 1/3 B: 1: 5/9, 2: 4/9 B. A: 1: 2/9, 2: 7/9 B: 1: 5/9, 2: 4/9 C. A: 1: 2/3, 2: 1/3 B: 1: 1/9, 2: 8/9 D. A: 1: 5/9, 2: 4/9 B: 1: 2/3, 2: 1/3
State whether the function is linear or quadratic.f(x) = 0.6x2 - 10x + 9
A. Linear B. Quadratic