Question

a number multiplied by itself gives the product of 20.9764. find the no.

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.