Vertical Asymptotes. An asymptote is a line that the curve approaches but does not cross. The equations of the vertical asymptotes can be found by finding the roots of q(x). Completely ignore the numerator when looking for vertical asymptotes, only the denominator matters.
Ranger Archival Inks produce lasting results in a classic palette of rich, , colors. Archivally safe for all your paper projects, these inks provide crisp, stamped images over waterbased dye inks, alcohol inks, acrylic paints, and watercolors.The inks are acid free, non-toxic and permanent on most paper.anger's archival inkpads are waterproof and are great for layering within mixed media projects. They come in a nice variety of colors, more so than what Blick's sells when you add in all of Wendy Vecchi's colors, and she has just added three more to her palette in January 2015.
Blue ink is preferred for signatures on original legal documents, because most copies are made with black-only machines and it makes it easier to distinguish the copies from the original. Court clerks prefer blue ink signatures for the same reason.