Determine the domain and the range of the function.f(x) = x2 - 4x + 3
A. domain: {x|x ? -2}
range: {y|y ? -1}
B. domain: all real numbers
range: {y|y ? -1}
C. domain: all real numbers
range: all real numbers
D. domain: all real numbers
range: {y|y ? 1}
Answer: B
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Provide an appropriate response.Find the approximate cost by rounding to a single digit and then find the exact cost of 12 cans of cat food if each can costs $0.49.
A. $6; $5.88 B. $5; $5.88 C. $5; $5.78 D. $6; $5.78
Round as indicated.13,711 to the nearest hundred
A. 13,800 B. 13,710 C. 13,700 D. 13,600
Divide and, if possible, simplify. Assume all variables represent positive real numbers.
A. 
B. 
C. 
D. 
If the sequence is arithmetic, find the common difference. If the sequence is not arithmetic, say so.8, 11, 14, 17, . . .
A. 8 B. 3 C. 2.25 D. Not arithmetic