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.
Evening primrose and starflower oils are very rich sources of a type of omega-6 fatty acid called gamma linolenic acid or GLA.he only difference is that starflower (borage) oil contains about twice as much GLA as evening primrose oil and so the concentration of GLA in capsules is greater, meaning that fewer capsules are needed to provide the minimum level of 240mg GLA. back to top.