3. Let f(x) = I x+1 (a) Find where f is positive, and where it is...

   

Transcribed Image Text:

3. Let f(x) = I x+1 (a) Find where f is positive, and where it is neg- (c) Find where f is increasing, and where it is de- ative. creasing. (b) Find all stationary points of f, and classify them as local minima, local maxima, or nei- ther. (d) Find where f is concave up, and where it is concave down. 3. Let f(x) = I x+1 (a) Find where f is positive, and where it is neg- (c) Find where f is increasing, and where it is de- ative. creasing. (b) Find all stationary points of f, and classify them as local minima, local maxima, or nei- ther. (d) Find where f is concave up, and where it is concave down.