You toss 3 fair coins in the air at once.

a) list the sample space.
b) what is the probability of getting all 3 heads?
c) what is the probability of getting all 3 tails?
d) what is the probability of getting 1 head and 2 tails?
e) what is the probability of getting 1 tail and 2 heads?
f) what do the probabilities from parts b through e add up to?

Sample response: if the graph passes the horizontaline test, then the function is one to one. functions that are one to one have inverses that a therefore, the inverse is a hinction compare your response to the sample response above. what did you include in your explanation? a reference to the horizontal-line test d a statement that the function is one-to-one the conclusion that the inverse is a function done

21 a stick 7 inches long is broken into two pieces, so that one piece is twice as long as the other one. how long are the two pieces?

What is the distance between the points (2, 5) and (5,9)?