The plus-minus sign (Â±) is a mathematical symbol with multiple meanings. 1  In mathematics, it generally indicates a choice of exactly two possible values, one of which is the negation of the other. 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.
In order for this to be an option, homeowners should have some spare carpet available for the professional to use. It is vital to have a matching carpet sample, or the patch won't be an effective repair. The average cost of a small patch repair, when done in the home, should run between $178 and $218. In some cases, a small patch simply won't be able to cover up the affected area. Whether there is a stain caused by a pet or a snag turned into an unsightly hole, a larger repair may be necessary.
I just got my AARP medicare complete's drug changes. The lidocaine patch is a tier 3 which for me is $78.00 for a month's worth. I get $311.10 a month after taxes and medicare insurance auto pay.I have used the lidocaine patch and thought that they were really nice to assist when I wanted a break from my narcotic's but at this out of this workd price I wil have to find some thing else to help ease my aches and pains.ou can cut the patch to size or use whole patch. You are advised to keep patch on for 12 hours and then have patch removed 12 hours. They say that it keeps working when you take it off. I, myself do not use them on my fibro pain due to my fibro pain covers a large area and is wide spread.