14. Radiocarbon dating. A support pole for an ancient structure is found to have one-fifth of the carbon-14 of a modern, living tree. How long ago did the tree used to make the support pole die? Give your answer to the
nearest whole number.

Solve each quadratic equation by factoring and using the zero product property. 10x + 6 = -2x^2 -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

For the chance to be team captain, the numbers 1-30 are put in a hat and you get two chances to pick a number, without replacement. which formula correctly shows how to find the probability that you choose the number 1 and then 2?