Which best describes the graph of the cubic function f(x) = x3 + x2 + x + 1? As x increases, y increases along the entire graph.
As x increases, y increases, decreases, and then increases again.
As x increases, y decreases, increases, and then decreases again.
As x increases, y decreases along the entire graph.

The figure shows triangle def and line segment bc, which is parallel to ef: triangle def has a point b on side de and point c on side df. the line bc is parallel to the line ef. part a: is triangle def similar to triangle dbc? explain using what you know about triangle similarity. part b: which line segment on triangle dbc corresponds to line segment ef? explain your answer. part c: which angle on triangle dbc corresponds to angle f? explain your answer. asap