If tan(145) = -1/1.43 , what is tan(-125) a. -1.43, b. 1.43, c. 1/1.43, d. -1/1.43

Angles r and s are complementary. the measure of angle r is 31 degrees. which equation can be used to find angle s?

Noel is hoping to make a profit (in $) on the school play and has determined the function describing the profit to be f(t) = 8t – 2654, where t is the number of tickets sold. what does the number 8 tell you?

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