Rewrite teh formula for area of a triangle

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 a company produces x units of an item at a cost of $35 apiece the function c=35x is a of the total production costs

Let x = a + bi and y = c + di and z = f + gi. which statements are true?