Identify which of the graphs could be the graph of a polynomial function.f(x) = 5x - x3 - x5
A. 
B. 
C. 
D. 
Answer: B
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Solve the system by graphing. If there is no solution or an infinite number of solutions, so state. Use set notation to express the solution set.
A. {(-5, 0)}
B. infinitely many solutions; {
y = -5} or {
y = 0}
C. {(0, -5)}
D. no solution; ?
At the given point, find the slope of the curve or the line that is tangent to the curve, as requested.6x2y - ? cos y = 7?, slope at (1, ?)
A. 0
B. -2?
C. ?
D. - 
For the given correspondence, write the domain and the range. Then determine whether the correspondence is a function.{(7, 2), (-6, 4), (4, -5), (7, -9)}
A. domain: {-6, 4, 7}, range: {-9, -5, 2, 4}; No, it is a not a function. B. domain: {-6, 4, 7}, range: {-9, -5, 2, 4}; Yes, it is a function. C. domain: {-9, -5, 2, 4}, range: {-6, 4, 7}; Yes, it is a function. D. domain: {-9, -5, 2, 4}, range: {-6, 4, 7}; No, it is a not a function.
Two dice are rolled. Find the probability of the event described.The score on the dice is 10.
A. 
B. 
C. 
D. 