What is the value of A?
Atraeus is solving the quadratic equation by completing the
square
7x? - 14x + 6 = 0
7x? - 14x = -6
A(x² - 2x) = -6
-14
02
6
7

As voters exit the polls, you ask a representative random sample of voters if they voted for a proposition. if the true percentage of voters who vote for the proposition is 63%, what is the probability that, in your sample, exactly 5 do not voted for the proposition before 2 voted for the proposition? the probability is