Two of the steps in the derivation of the quadratic
formula are shown below.
which operation is performed in the derivation of the
quadratic formula moving from step 6 to step 7?
step 6: beter = (x +
step 7: 1v02.40 = x + a
subtracting
from both sides of the equation
o squaring both sides of the equation
o taking the square root of both sides of the equation
o taking the square root of the discriminant