Determine the domain of the function.f(x) = 
A. {x|x ? -49}
B. {x|x ? 0 and x ? - 
}
C. {x|x ? -7}
D. {x|x is a real number}
Answer: D
Mathematics
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Use the preference table to answer the question.Four students are running for president of their class: Debra (D), Farah (F), Jorge (J), and Hillary (H). The votes of their fellow students are summarized in the following preference table.
Who is declared the new president using the plurality method?
A. Debra B. Jorge C. Hillary D. Farah
Mathematics
Simplify the expression.ln (e3 ln x)
A. 3 B. x3 C. ln 3 D. ln x3
Mathematics
Find the real solutions, if any, of the equation. Use the quadratic formula.4x2 + 10x + 2 = 0
A. 
B. 
C. 
D. 
Mathematics
Find only the rational zeros.f(x) = x5 - 8x4 + 17x3 + 12x2 - 84x + 80
A. -4, 2, -2 B. 4, 2, 3 C. 4, 2, -2 D. No rational zeros
Mathematics