Find the y-intercept of the parabola y = x2 .

What are the solutions of the system? solve by graphing. y = -x^2 -6x - 7 y = 2

The zoo collects $9.60 for every 24 tickets sold. how much will be collected for 400 tickets?

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