Dan is going to fix dinner. he turns on the oven. the graph shows the temperature over time. why does the graph not start at zero

Look at the following graph of the given equation. determine whether the equation is a function. explain why or why not.

In the given figure ar(adf) =ar(cda) and ar(cdf) = ar(cdf). show that abdc and cdfe are trapeziums.

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