Mr. Finley is analyzing data on students algebra test scores and the numbers of texts they sent before the test. He puts the data in a scatter pot and is about to draw the trend line. what would the trend line show?

Figure abcd is a parallelogram. if point c lies on the line x = 2, what is the y-value of point c?

Let f (x) = x e8x. find a formula for the nth derivative of f, where n is any positive integer. use x and n in your answer if needed. f (n)(x) =

Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil