Which of the following statements describes one part of completing the square for x 2 + 4x = 32? take the square root of 36 and add 2. take the square root of 32 and subtract 2. take the square root of 36 and subtract 2.

take the square root of 36 and subtract 2 because √36= 6-2=4x

the mistake in the pattern is that :

b. the decimal point was moved one too many place values each time

the correct pattern could be made by :

b. moving the decimal point to the right the same numbers of place values as the exponents