Which is the simplified form of r Superscript negative 7 Baseline + s Superscript negative 12

Closing a credit card usually _your debt ratio.a. increasesb. decreasesc. improvesd. has no effect on

In which direction does the left side of the graph of this function point? a(x) = 3x - x2 + 4x - 2

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