Which equation represents a hyperbola? 4x2 + 3x + 4y2+ 5 = 0
2x2 – 5xy + 4y2 + 10x – y + 12 = 0
3x2 – 6xy + 3y2 + 5x – 2y + 1 = 0
3x2 + xy – 9y2 + 2x + 5 = 0

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

The equation of line wx is y=2x-5. write an equation of a line perpendicular to line wx in slopeintercept form the contains points (-1,-2)

Which of these side lengths could form a triangle a) 2 cm , 2 cm , 4 cm b) 3 cm , 5 cm , 10 cm c) 3 cm , 4 cm , 5 cm d) 4 cm , 8 cm , 15 cm