What are the points of inflection, if any, of #f(x)= -14x^3 + 19x^2 - x - 2 #?
1 Answer
May 6, 2016
Points of inflection are
Explanation:
To find points of inflection, differentiate the expression to get the gradients, and then find the points where the gradient is zero.
for points of inflection,
This does not factorise so use the quadratic equation
Substitute back into the original expression to find the values of
Points of inflection are