1.

A number multiplied by itself gives the product 20.9764. Find the number.​

Answer»

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  • In mathematics, we call MULTIPLYING a number by itself “squaring” the number. We call the result of squaring a WHOLE number a square or a perfect square. A perfect square is any number that can be written as a whole number raised to the POWER of 2. For EXAMPLE, 9 is a perfect square.


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