Solve the quadratic inequality. Write the solution set in interval notation.x2 - 10x + 20 ? 0
A. (-?, 5 - 
] ? [5 + 
, ?)
B. (-?, 5 - 
) ? (5 + 
, ?)
C. [5 - 
, 5 + 
]
D. (-?, -
] ? [
, ?)
Answer: A
Mathematics
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Provide an appropriate response.Raise the term to the indicated power: 
4
A. ab16
B. 
C. 
D. 
Mathematics
Use the graph to determine the function's domain and range.
A. domain: [4, ?) range: [-5, ?) B. domain: (-?, ?) range: [-5, ?) C. domain: (-?, 4) or (4, ?) range: (-?, -5) or (-5, ?) D. domain: (-?, ?) range: (-?, ?)
Mathematics
Find any numbers for which the rational expression is undefined.
A. x = -10, x = 0, x = 10 B. x = 0 C. x = -6 D. x = 6
Mathematics
Solve the system analytically.x + 5y + 4z = -2 4y + 5z = -1 z = -1
A. {(-3, 1, -1)} B. ? C. {(-1, 1, -3)} D. {(-3, -1, 1)}
Mathematics