Is the set {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10} a group for multiplication modulo 11?
?
?
A. No
B. Yes
Answer: B
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For the given expression y', find y'' and sketch the general shape of the graph of y = f(x). y' = cos x, 0 ? x ? 2?
A. 
B. 
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D. 
Solve the problem.The area of a triangle is 12x3 - 12x2 - 50x. Find a polynomial that expresses the length of the base if the height is x.
A. 24x3 - 24x2 - 100x B. 6x3 - 6x2 - 25x C. 24x2 - 24x - 100 D. 12x2 - 12x - 50
Solve the system of equations by the elimination method. Check your solutions. For any dependent equations, write your answer in ordered pair form.
A. ? B. {(3, 1)} C. {(4, 1)} D. {(4, 0)}
Without graphing, determine whether the graph of the quadratic function opens up or opens down. Also, determine of the graph will be wider or narrower than the graph of y = x2.f(x) = -3 + 6x2 - 4
A. down, wider B. down, narrower C. up, wider D. up, narrower