# How to Find the Opposite of a Square Root?

The opposite of a mathematical operation calculates the reverse of that operation. Pairs of common mathematical operations include addition and subtraction, and division and multiplication. A squar...
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http://www.ehow.com/how_8329685_opposite-square-root.html

## How to Find the Square Root of a Number That Doesn't Have a Perfect Square?

The square root of a number multiplied by itself yields that number. Some numbers are perfect squares such as 25 (five times five) and 100 (10 times 10). Other numbers are not perfect squares. Alth...
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http://www.ehow.com/how_6375804_square-number-doesn_t-perfect-square.html

## How to Find a Square Root Without a Calculator?

Guessing gives you a feeling for the square root of 2, such as 1.32 = 1.69, 1.42 = 1.96, 1.52 = 2.25 tells us it is really close to 1.4 because 1.4 x 1.4 = 1.96 by experimenting.There are a number ...
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http://www.wikihow.com/Find-a-Square-Root-Without-a-Calculator

## How to Find the Square Root of an Irrational Number?

Irrational numbers are numbers that cannot be expressed as a simple fraction. For example, pi, which has an approximate value of 3.14159, is an irrational number because although pi is often expres...
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http://www.ehow.com/how_8232389_square-root-irrational-number.html

## How to Find the Square Root on a Texas Instrument TI-30X IIS?

The square root of a number equals the number that will equal the original number when multiplied by itself. For example, the square root of four equals two because when two is multiplied by itself...
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http://www.ehow.com/how_8395232_square-texas-instrument-ti30x-iis.html