There is another symbol, the minus-plus sign (â). It is generally used in conjunction with the  Â±  sign, in such expressions as x Â± y â z, which can be interpreted as meaning  x + y â z  or/and  x â y + z , but not  x + y + z  nor  x â y â z . In engineering the sign indicates the tolerance, which is the range of values that are considered to be acceptable, safe, or which comply with some standard, or with a contract. 2  In chemistry the sign is used to indicate a racemic mixture.
1 The cost of completing an undergraduate degree at Capella University is $345 per credit-hour for upper-level courses and $275 for lower-level courses. 2  Most degree programs consist of an even mix of both, therefore the average cost per credit-hour at Capella can be extrapolated as $310 per credit-hour. (To learn more information on this school, click here). 2  Devry University-Offering an even mix of online and on-campus degree programs, Devry University has a hand in many different fields. 3  The cost of attending undergraduate classes is $597 per credit-hour for the first 11 credit-hours and $360 for each one after that.
The regular tuition of approximately $1136 per credit hour, plus the general study fee of $1363.00 and a $150.00 study abroad fee will apply and are payable directly to the University Registrar. Program fees also apply and are discussed below.