What is the discriminant of the quadratic equation 0=-x^2+4x-2?

Me #1 using vocabulary words, including the word “congruent”, state why the measure of angle d is 120 degrees. #2 what is the measure of angle e and why?

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

If the perimeter of the garden is 37 ft. the width is x and the length is 15 ft. what is the width of the garden in feet?