Which equation shows that the Pythagorean identity is true for 0= 3pi/2? Select the equation that is in the form sin^2 (3pi/2) + cos² (3pi/2) =1

Cynthia takes her dog to the park every 2 days. she bathes her dog every 7 days. if she took her dog to the park and bathed him today, how long will it be until she does both on the same day again?

Julia chooses a card at random from her set of cards. what is the probability that the card is labeled cat or hamster?

Find the cosine function that is represented in the graph.