Test concavity of the function y=x^3+4x-9
a. Find dy/dx
b. find d^2y/dx^2
c...
Mathematics, 09.11.2020 01:20 tommyaberman
Test concavity of the function y=x^3+4x-9
a. Find dy/dx
b. find d^2y/dx^2
c. Find x coordinate of inflection point.
d. Find the intervals, and use f''(x) to check concavity of each interval.
e. Find the inflection point (x, y).
Answers: 3
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