You may have experienced making food or baking and realized once you had already started that you did not have enough of an ingredient to make the amount you were
intending
Describe what can be done order to still make the food while taking into account the
ingredient that had run short.

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) =

Pls brainliest will be awarded if answer is correct

Set $r$ is a set of rectangles such that (1) only the grid points shown here are used as vertices, (2) all sides are vertical or horizontal and (3) no two rectangles in the set are congruent. if $r$ contains the maximum possible number of rectangles given these conditions, what fraction of the rectangles in set $r$ are squares? express your answer as a common fraction.