Determine whether the relation represents a function. If it is a function, state the domain and range.{(-2, 3), (-1, 0), (0, -1), (1, 0), (3, 8)}
A. not a function
B. function
domain: {-2, -1, 0, 1, 3}
range: {3, 0, -1, 8}
C. function
domain: {3, 0, -1, 8}
range: {-2, -1, 0, 1, 3}
Answer: B
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Identify the degree and leading coefficient of the polynomial, and state whether the polynomial is a monomial, a binomial, or a trinomial. ? 8x ?
A. Degree: 1; Leading coefficient: 8Binomial B. ?Degree: 1; Leading coefficient: 8Monomial C. Degree:8; Leading coefficient: 1Trinomial D. ?Degree:8; Leading coefficient: 8Monomial E. ?Degree: 8; Leading coefficient: 1Monomial
Solve the problem.The Mathematics Department is holding an election for department chair. Each member ranks the candidates from first to third. The voter profile below shows the results of the ballots with candidates Clark (C), Jones (J), and Smith (S). 
Determine the winner using the pairwise comparison method and state whether the winner received a majority of votes.
A. Smith; yes B. Jones; yes C. Jones; no D. Smith; no
Evaluate the determinant by expansion by minors.
A. -155 B. -120 C. 120 D. 85
Solve.The output voltage for an AC generator is approximated by v = 156 cos 
. Find the smallest positive value of t for which the output is 75 volts. Round values to 4 decimal places.
A. 0.0046 B. 0.0122 C. 0.0056 D. 0.0112