Determine the domain and the range of the function.f(x) = -x2 + 2x
A. domain: {x|x ? 1}
range: {y|y ? 1}
B. domain: {x|x? -1}
range: {y|y ? 1}
C. domain: all real numbers
range: {y|y ? -1}
D. domain: all real numbers
range: {y|y ? 1}
Answer: D
Mathematics
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A. 56 B. 61 C. 60 D. 58
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A. {-3}
B. {3}
C. 
D. 
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Multiply and simplify any radicals in your answer. Assume that all variables represent positive real numbers.(
+ 
)(
- 
)
A. 
+ 
- 
+ 5
B. 
+ 
- 
- 5
C. 
+ 
+ 
+ 5
D. 
+ 
+ 
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