Use a common denominator to determine whether the ratios form a proposition
1/8 and 3/20

a: no, they do not form a proposition

b: yes, they form a proposition

Which is the equation of an ellipse with directrices at x = ±4 and foci at (2, 0) and (−2, 0)?

Which function is odd check all that apply a. y=sin x b. y=csc x c. y=cot x d. y=sec x

Arestaurant gives out a scratch-off card to every customer. the probability that a customer will win a prize from a scratch-off card is 25%. design and conduct a simulation using random numbers to find the experimental probability that a customer will need more than 3 cards in order to win a prize. justify the model for your simulation, and conduct at least 10 trials.