Determine the upper and lower bounds on the zeros of the given function.h(x) = 8x3 + 9x + 3

A. upper bound: 1; lower bound: -2
B. upper bound: 2; lower bound: -1
C. upper bound: 2; lower bound: -2
D. upper bound: 1; lower bound: -1


Answer: D

Mathematics

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Solve.The speed of a stream is 4 mph. If a boat travels 78 miles downstream in the same time that it takes to travel 39 miles upstream, what is the speed of the boat in still water?

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The graph of a function f is given. Use the graph to answer the question.What are the x-intercepts?

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