Functions and Graphs - y=3x^4+4x^3-6x^2-12x : Tangent Line, Extrema, Intervals of Decrease and Concavity
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Y=3x^4+4x^3-6x^2-12x
What are the points where tangent line is horizontal?
What is the relative maxima and minima?
Intervals of decrease?
Points of inflection? and interval(s) of concavity?
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Solution Summary
A Tangent Line, Extrema, Intervals of Decrease and Concavity are found for a function. The solution is detailed and well presented.
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The function
Has a first derivative:
The tangent lines are horizontal when the derivative is zero (the derivative at piont x0 is the slope of ...
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