x=4
4*4 = 16
4^2 = 16
An exponent means you multiply your number (x) a certain amount of times by itself. (the number that is your exponent, in this case 2, is how many times you will multiply x by itself.)
Answer:
Explanation:
So x= (square root sign)16.
and the square root of 16=4
Check:
4^2= 16
and the square root of 16 =4
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