for x â 1.83 ; there are real solutions for the equation x2 / 4 - y2 / 16 = 1. for x â -3.83 ; y values are given by: y â 6.53 and y â -6.53. The 2 points of intersection of the two hyperbolas are. ( -3.83 , 6.53) ; ( -3.83 , -6.53)
Laser Printer Cost Advantages. Consider that an entry level business Color Laser printer can be bought for less than $250. If one uses the same cost comparison method, the cost is less than $0.16 per page.($231 street price divided by 1500 sheets = $0.154 per page).The savings become even greater when the costs of the printer and subsequent high capacity replacement toner cartridges are used and factored in over a 3 year period.tâs not uncommon for inkjet cost per page analyses to work out to be $0.25 to more than a $1 per page. Be sure to consider all of the costs when you attempt to compare printers! For a relatively low volume of 50 to 100 pages a month, the supply costs arenât too bad!
Laser Printers. Normally laser printers are found in offices, however the cost for laser printers has become so reasonable that it is possible to own a professional quality laser printer in your own home. The average resolution of today's laser printer is 1200 x 1200 DPI. This resolution will give you very high quality document printouts. The majority of laser printers on the market today can print an average of 20 PPM (or more) in (black/monochrome).