How many ways can the top 3 finish in order in a race with 25 people?

How can we find the measure of an exterior angle if we know the measurement of an interior angle

Three coins are flipped. what is the probability that there will be at least two tails?

Explain why the function is discontinuous at the given number a. (select all that apply.) f(x) = 1 x + 1 a = −1 f(−1) is undefined. lim x→−1+ f(x) and lim x→−1− f(x) exist, but are not equal. lim x→−1 f(x) does not exist. f(−1) and lim x→−1 f(x) exist, but are not equal. none of the above