Answer the question about the given function.Given the function f(x) = 2x2 - 4x + 7, what is the domain of f?
A. all real numbers
B. {x|x ?1}
C. {x|x ? 1}
D. {x|x ? -1}
Answer: A
Mathematics
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Use scientific notation to perform the following operations. Leave your answer in scientific notation.(10 × 104) ÷ (5 × 106)
A. -2.0 × 102 B. 2.0 × 10-2 C. -2.0 × 10-2 D. 2.0 × 102
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Find the mode(s) for the given sample data. The blood types for 30 people who agreed to participate in a medical study were as follows.
?Find the mode of the blood types.
A. O B. 13 C. O, A D. A
Mathematics
Use Lagrange multipliers to find the maximum value of the function subject to the given constraints.
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Mathematics
Graph the numbers on a number line.-8, -6, -4, -2
A. 
B. 
C. 
D. 
Mathematics