Cho li độ x=10Cos(2π-2π/3) cm
Xác định các thời điểm vật qua li độ x=2√2 cm theo chiều dương.

Sam claims that cos x =sin y if x and y are congruent angels. is sam correct ?

On a string instrument, the length of a string varies inversely as the frequency of its vibrations. an 11-inch string has a frequency of 400 cylces per second. find the frequency of a 10-icnch string.

Elizabeth is using a sample to study american alligators. she plots the lengths of their tails against their total lengths to find the relationship between the two attributes. which point is an outlier in this data set?