And then I also want to figure out the point exactly in between, which is the vertex. And if I can graph those three points then I should be all set with graphing this parabola. So as I just said, we're going to try to solve the equation 5x squared minus 20x plus 15 is equal to 0.
Historical Uses For Evening Primrose. All parts of evening primrose are edible. Native Americans in Utah and Nevada ate the seeds. The young leaves can be used raw in salads or as a potherb. They are usually cooked in several changes of water to get rid of their bitterness.
Yellow Evening Primrose Plant: Wildflower In The Garden. Yellow evening primrose (Oenothera biennis L) is a sweet little wildflower that does well in almost any part of the United States. Though it is a wildflower, the evening primrose plant is as likely to be scorned as a weed as it is to be welcomed into the flower bed. The evening primrose plant is one of the few native wildflowers in North America. As the name suggests, the yellow evening primrose blooms at night.