Find the relative extrema, if any, of the function. Use the second derivative test, if applicable.
?
?
A. Relative minimum: 
B. Relative maximum: 
C. Relative minimum: 
D. Relative maximum: 
E. none
Answer: C
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Given the set sketched on the number line, identify the type of interval (open, closed, half-open, open infinite, closed infinite), write the set using set-builder notation, and write the set using interval notation.
A. open interval; {x| -6 < x < -1}; (-6, -1) B. half-open interval; {x|-6 < x ? -1}; (-6, -1] C. closed interval; {x|-6 ? x ? -1}; [-6, -1] D. half-open interval; {x|-6 ? x < -1}; [-6, -1)
Refer to the double-bar graph below which shows the number of male (M) and female (F) athletes at a university over a four-year period. Solve the problem. 
YEARWhich year had the greatest number of male athletes?
A. 1989 B. 1987 C. 1988 D. 1986
State whether the function is a polynomial function or not. If it is, give its degree. If it is not, tell why not.f(x) = 1 + 
A. Yes; degree 9 B. No; x is raised to a negative power C. Yes; degree 1 D. Yes; degree 0
Solve the system of equations by the substitution method. Check your solutions.
A. 
B. 
C. 
D. 