I just need help with this one question I’m not understanding it?

Sarah used her calculator to find sin 125 degrees. she wrote down sin sin125 degrees.57. how could sarah recognize that her answer is incorrect?

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?

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 4x^2 - 19x- 5