A portion of the Quadratic Formula proof is shown. Fill in the missing reason. See image attached.

Options:
A. Find a common denominator on the right side of the equation
B. Square the right side of the equation
C. Take the square root of the right side of the equation
D. Multiply the right side of the equation by a

One of every 20 customers reports poor customer service on your company’s customer satisfaction survey. you have just created a new process that should cut the number of poor customer service complaints in half. what percentage of customers would you expect to report poor service after this process is implemented? 1.) 5% 2.) 10% 3.) 2% 4.) 2.5%