Determine, without graphing, whether the given quadratic function has a maximum value or a minimum value and then find that value.f(x) = x2 + 9
A. minimum; 0
B. maximum; 9
C. minimum; 9
D. maximum; 0
Answer: C
Mathematics
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Evaluate the expression using the order of operations.-7
A. - 7 B. -49 C. 7 D. 49
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Match the system of inequalities with a graph.3y - x ? -2,y + 3x ? 4,-y ? x - 3
A. 
B. 
C. 
D. 
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Solve the inequality. Express your answer in set notation.x2 > 1
A. {x| -1 ? x ? 1} B. {x| x ? -1 or x ? 1} C. {x| x < -1 or x ? 1} D. {x| x < -1 or x > 1}
Mathematics