Let x2 + 4y2 = 16. Which expression represents d^(2y)/dx^2 ?

Which system of linear inequalities is represented by the graph? x-3y > 6 and y? 2x + 4 x + 3y > 6 and y? 2x - 4 x - 3y > 6 and y? 2 - 4 x + 3y > 6 and y > 2x + 4 no be 2 -1.1 1 2 3 4 5 submit save and exit next mark this and retum be

Aarti posted a comment on her blog. each day the number of responses to her comment was 125% of the number she received on the previous day. if there were 64 responses the first day, how many were there on the fourth day?

Nancy walks 5 blocks to the right, 3 blocks down, 7 blocks to the left, and 1 block up. each square's side length is 1 block. what are the coordinates of her new position? starting coordinates are (2, -3) a. (1, 5) b. (0, -5) c. (-3, 0) d. (-6, -3) e. (-4,-4)