The sum of all local minimum values of the function $f(x)=\left\{\begin{array}{cl}1-2 x, & x

Question

The sum of all local minimum values of the function $f(x)=\left\{\begin{array}{cl}1-2 x, & x<-1 \ \frac{1}{3}(7+2|x|), & -1 \leq x \leq 2 \ \frac{11}{18}(x-4)(x-5), & x>2,\end{array}ight.$ is\

Professor PC Thomas Classes · Answer

(d): Graph of the function $f(x)$\ The sum of local minimum values at $A$ and $B$\ $=\frac{7}{3}-\frac{11}{72}=\frac{157}{72}$\