In mathematical formulas, the ± symbol may be used to indicate a symbol that may be replaced by either of the plus and minus signs, + or −, allowing the formula to represent two values or two equations.

The plus-minus symbol is used in math to represent both positive and negative results from a calculation. It also indicates the error or uncertainty in measurements.

The plus or minus symbol (±) consists of a plus sign (+) and a minus sign (-) connected together. It is placed before a value to indicate that the actual value may be either greater or smaller than the given …

The plus-minus symbol (±) means “plus or minus.” People use it to show a tolerance, range, or margin of error —for example 10 ± 0.5, 5 ± 2, or mean ± standard deviation in statistics.

What is the Plus–minus Sign? The Plus–minus Sign, symbolized by ±, is used to represent an approximation or a range of possible values. In algebra, you might see the square root of 9 …

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The ± symbol is a compact way of representing both positive and negative deviations or directions from a given value. This is particularly useful in contexts where precision is paramount, but a value has …