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.
Find out how much it typically costs to repair or repave a damaged driveway. Typical Driveway Repair Costs. 1  Filling cracks: The cost for a bottle of latex stone filler or other liquid crack filler is around $10-$15.2  Asphalt repair: Asphalt repair solution typically costs in the range of $10 to $25 per gallon.3  Patching holes: Patching material costs around $5 to $15 per package. Handyman costs: The cost for hiring a handyman to patch cracks and fill holes on a driveway ranges from around $100 to $500, depending upon the extent of work necessary. 2  Do-it-yourself: To view video tutorials and specific instructions for driveway repair projects, visit DIYnetwork.com and ThisOldHouse.com.