If using the method of completing the square to solve the quadratic equation x^+16x-5=0, which number would have to be added to "complete the square"? Find complete the Square Constant​

He weights of 2-pound bags of best dog food are approximately normally distributed with a given mean  and standard deviation  according to the empirical rule, what percentage of the bags will have weights within 3 standard deviations of the mean? 47.5%68%95%99.7%

Scenario: a rectangular plot of ground is 5 meters longer than it is wide. its area is 20,000 square meters. question: what equation will you find the dimensions? note: let w represent the width. options: w(w+5)=20,000 w^2=20,000+5 (w(w+5))/2=20,000 w+2(w+5)=20,000

What is the measure of ac? enter your answer in the box. (4x - 5.5) (5x+25)