Question

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

Answer 1

Let the number be x
Number multiplied by itself means x is multiplied by x. That is x*x or x^2
Now x^2= 20.9764
x= √20.9764
x= 4.58 that is the square root of 20.9764
ANSWER= 4.58
HOPE THIS HELPS.

Answer 2

so basically let the number be x



so

${x}^{2} = 209764 \div 1000 \\ x = \sqrt{209764 \div 1000} \\ x = 458 \div 100 \\ x = 4.58$
this is your answer...


hope it helps


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