CALCULATE PR :)
Merry Xmas btw

If a baby uses 15 diapers in 2 days how many diapers will the baby use in a year

There are 45 questions on your math exam. you answered 810 of them correctly. how many questions did you answer correctly?

36x2 + 49y2 = 1,764 the foci are located at: (-√13, 0) and (√13,0) (0, -√13) and (0,√13) (-1, 0) and (1, 0)edit: the answer is (- the square root of 13, 0) and (the square root of 13, 0)