4.3 determine intervals in which function is concave up or concave down. Find x values of any inflection points.
f(x) = -5x4 +50x3 -10
We have given
We need to find intervals in which function is concave up or concave down
First, we will find the second derivative of f(x)
Setting the second derivative equal to 0 to solve for &lsqu...
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