What happened to the size of the fractional units when you composed the fraction?

List the elements of the set in roster notation. (enter empty or ∅ for the empty set.) {x | x is a letter in the word hippopotamus}

Answer asap evaluate 4-0.25g+0.5h4−0.25g+0.5h when g=10g=10 and h=5h=5.

Find the missing factor. write your answer inexponential form.9^2=9^4×