Determine the domain and the range of the function.f(x) = -x2 + 2x
A. domain: all real numbers
range: {y|y ? 1}
B. domain: all real numbers
range: {y|y ? -1}
C. domain: {x|x? -1}
range: {y|y ? 1}
D. domain: {x|x ? 1}
range: {y|y ? 1}
Answer: A
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A. 
B. 
C. 
D. 
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and 
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