Mathematics, 19.02.2021 20:50, whocares1819

Use a graphing calculator to graph f(x) = x3 + 4x² - 2x - 20 and find the following features of the graph. Round answers to the nearest hundredth, if necessary.
List the x-intercept of the graph.
X =
Find the intervals on which the function is increasing
x <
and x >
Find the interval on which the function is decreasing.

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Use a graphing calculator to graph f(x) = x3 + 4x² - 2x - 20 and find the following features of the...