To Determine the Square Root of a Number Expressed in Powers

To determine the square root of a number expressed in powers of 10 notation,

A) take the square root of the numerical part of the expression and multiply the power of 10 by 2
B) take the square root of the power of 10 and multiply the numerical part of the expression by 2
C) take the square root of the numerical part of the expression and divide the power of 10 by 2
D) take the square root of the power of 10 and divide the numerical part of the expression by 2